• Reference Citation Analysis
  • v
  • v
  • Find an Article
Find an Article PDF (4615184)   Today's Articles (276)   Subscriber (49393)
For: Vogel LC, Klaas SJ, Lubicky JP, Anderson CJ. Long-term outcomes and life satisfaction of adults who had pediatric spinal cord injuries. Arch Phys Med Rehabil 1998;79:1496-503. [PMID: 9862289 DOI: 10.1016/s0003-9993(98)90409-9] [Citation(s) in RCA: 53] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
Number Cited by Other Article(s)
1
Bray EA, Salamonson Y, Everett B, George A, Chapman IA, Ramjan L. Transitioning between paediatric and adult healthcare services: a qualitative study of the experiences of young people with spinal cord injuries and parents/caregivers. BMJ Open 2022;12:e065718. [PMID: 36418132 PMCID: PMC9684994 DOI: 10.1136/bmjopen-2022-065718] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]  Open
2
Tasiemski T, Kujawa J, Tederko P, Rubinelli S, Middleton JW, Craig A, Post MWM. Comparison of life satisfaction in persons with spinal cord injury living in 22 countries with different economic status. Arch Phys Med Rehabil 2021;103:1285-1293. [PMID: 34922932 DOI: 10.1016/j.apmr.2021.11.008] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/01/2021] [Revised: 11/17/2021] [Accepted: 11/24/2021] [Indexed: 11/15/2022]
3
Nowrouzi-Kia B, Nadesar N, Sun Y, Ott M, Sithamparanathan G, Thakkar P. Prevalence and predictors of return to work following a spinal cord injury using a work disability prevention approach: A systematic review and meta-analysis. TRAUMA-ENGLAND 2021. [DOI: 10.1177/14604086211033083] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
4
Carlstrom LP, Graffeo CS, Perry A, Klinkner DB, Daniels DJ. An arrow that missed the mark: a pediatric case report of remarkable neurologic improvement following penetrating spinal cord injury. Childs Nerv Syst 2021;37:1771-1778. [PMID: 32754869 DOI: 10.1007/s00381-020-04842-w] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/06/2020] [Accepted: 07/28/2020] [Indexed: 11/25/2022]
5
Stienstra D, Chochinov HM. Vulnerability, Disability, and Palliative End-of-Life Care. J Palliat Care 2019. [DOI: 10.1177/082585970602200307] [Citation(s) in RCA: 21] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
6
Palimaru A, Cunningham WE, Dillistone M, Vargas-Bustamante A, Liu H, Hays RD. A comparison of perceptions of quality of life among adults with spinal cord injury in the United States versus the United Kingdom. Qual Life Res 2017;26:3143-3155. [PMID: 28712004 PMCID: PMC11108652 DOI: 10.1007/s11136-017-1646-x] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 07/08/2017] [Indexed: 11/21/2022]
7
Tzonichaki L, Kleftaras G. Paraplegia from Spinal Cord Injury: Self-Esteem, Loneliness, and Life Satisfaction. OTJR-OCCUPATION PARTICIPATION AND HEALTH 2016. [DOI: 10.1177/153944920202200302] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
8
Trenaman L, Miller WC, Querée M, Escorpizo R. Modifiable and non-modifiable factors associated with employment outcomes following spinal cord injury: A systematic review. J Spinal Cord Med 2015;38:422-31. [PMID: 25989899 PMCID: PMC4612197 DOI: 10.1179/2045772315y.0000000031] [Citation(s) in RCA: 42] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/31/2022]  Open
9
Interventions for improving employment outcomes among individuals with spinal cord injury: A systematic review. Spinal Cord 2014;52:788-94. [DOI: 10.1038/sc.2014.149] [Citation(s) in RCA: 33] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/04/2013] [Revised: 07/16/2014] [Accepted: 07/30/2014] [Indexed: 11/08/2022]
10
Psychological variables associated with employment following spinal cord injury: a meta-analysis. Spinal Cord 2014;52:722-8. [DOI: 10.1038/sc.2014.92] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/14/2013] [Revised: 03/17/2014] [Accepted: 05/05/2014] [Indexed: 11/08/2022]
11
Mayson TA, Harris SR. Functional electrical stimulation cycling in youth with spinal cord injury: A review of intervention studies. J Spinal Cord Med 2014;37:266-77. [PMID: 24621033 PMCID: PMC4064576 DOI: 10.1179/2045772313y.0000000183] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/31/2022]  Open
12
Cao Y, Krause JS, Saunders LL, Bingham W. Household income and subjective well-being after spinal cord injury: a longitudinal study. Top Spinal Cord Inj Rehabil 2014;20:40-7. [PMID: 24574821 DOI: 10.1310/sci2001-40] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
13
Anderson CJ, Vogel LC. Domain-specific satisfaction in adults with pediatric-onset spinal cord injuries. Spinal Cord 2012;41:684-91. [PMID: 14639448 DOI: 10.1038/sj.sc.3101533] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
14
Richard-Greenblatt M, Martin Ginis KA, Leber B, Ditor D. Knowledge mobilization regarding activity and exercise after spinal cord injury: a Canadian undergraduate curriculum scan. Disabil Rehabil 2011;34:1456-60. [PMID: 22206494 DOI: 10.3109/09638288.2011.644025] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
15
Gorzkowski J, Kelly EH, Klaas SJ, Vogel LC. Obstacles to community participation among youth with spinal cord injury. J Spinal Cord Med 2011;34:576-85. [PMID: 22330113 PMCID: PMC3237284 DOI: 10.1179/2045772311y.0000000037] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/31/2022]  Open
16
Lauer RT, Smith BT, Mulcahey MJ, Betz RR, Johnston TE. Effects of cycling and/or electrical stimulation on bone mineral density in children with spinal cord injury. Spinal Cord 2011;49:917-23. [PMID: 21423253 DOI: 10.1038/sc.2011.19] [Citation(s) in RCA: 32] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
17
Zukerman JM, Devine KA, Holmbeck GN. Adolescent predictors of emerging adulthood milestones in youth with spina bifida. J Pediatr Psychol 2010;36:265-76. [PMID: 20855288 DOI: 10.1093/jpepsy/jsq075] [Citation(s) in RCA: 57] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022]  Open
18
Zebracki K, Anderson C, Chlan K, Vogel L. Outcomes of Adults With Pediatric-Onset Spinal Cord Injury: Longitudinal Findings and Implications on Transition to Adulthood. Top Spinal Cord Inj Rehabil 2010. [DOI: 10.1310/sci1601-17] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
19
Krause J. Aging, Life Satisfaction, and Self-reported Problems Among Participants with Spinal Cord Injury. Top Spinal Cord Inj Rehabil 2010. [DOI: 10.1310/sci1503-34] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
20
Hagglund K, Clark M, Farmer J, Sherman A. A comparison of consumer-directed and agency-directed personal assistance services programmes. Disabil Rehabil 2009;26:518-27. [PMID: 15204459 DOI: 10.1080/09638280410001672472] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
21
Pape TLB, Lundgren S, Heinemann AW, Guernon A, Giobbie-Hurder A, Wang J, Roth H, Blahnik M, Williams V. Establishing a prognosis for functional outcome during coma recovery. Brain Inj 2009;20:743-58. [PMID: 16809207 DOI: 10.1080/02699050600676933] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/24/2022]
22
Carney J, Porter P. School reentry for children with acquired central nervous systems injuries. ACTA ACUST UNITED AC 2009;15:152-8. [DOI: 10.1002/ddrr.57] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
23
Allport T, Read L, Nadel S, Levin M. Critical illness and amputation in meningococcal septicemia: is life worth saving? Pediatrics 2008;122:629-32. [PMID: 18762534 DOI: 10.1542/peds.2007-2355] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]  Open
24
Johnston TE, Smith BT, Oladeji O, Betz RR, Lauer RT. Outcomes of a home cycling program using functional electrical stimulation or passive motion for children with spinal cord injury: a case series. J Spinal Cord Med 2008;31:215-21. [PMID: 18581671 PMCID: PMC2565482 DOI: 10.1080/10790268.2008.11760715] [Citation(s) in RCA: 37] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]  Open
25
Kirschner K. Calling It Quits: When Patients or Proxies Request to Withdraw or Withhold Life-Sustaining Treatment After Spinal Cord Injury. Top Spinal Cord Inj Rehabil 2008. [DOI: 10.1310/sci1303-30] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
26
Chochinov HM, Kristjanson LJ, Hack TF, Hassard T, McClement S, Harlos M. Burden to others and the terminally ill. J Pain Symptom Manage 2007;34:463-71. [PMID: 17616329 DOI: 10.1016/j.jpainsymman.2006.12.012] [Citation(s) in RCA: 85] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/28/2006] [Revised: 12/20/2006] [Accepted: 12/22/2006] [Indexed: 10/23/2022]
27
Quality of life in children with spinal cord injury. Pediatr Phys Ther 2007;19:296-300. [PMID: 18004197 DOI: 10.1097/pep.0b013e31815a12ef] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
28
Anderson CJ, Vogel LC, Chlan KM, Betz RR, McDonald CM. Depression in adults who sustained spinal cord injuries as children or adolescents. J Spinal Cord Med 2007;30 Suppl 1:S76-82. [PMID: 17874691 PMCID: PMC2031993 DOI: 10.1080/10790268.2007.11754609] [Citation(s) in RCA: 38] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]  Open
29
Blomquist KB. Health, Education, Work, and Independence of Young Adults With Disabilities. Orthop Nurs 2006;25:168-87. [PMID: 16735848 DOI: 10.1097/00006416-200605000-00005] [Citation(s) in RCA: 32] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]  Open
30
Kennedy P, Lude P, Taylor N. Quality of life, social participation, appraisals and coping post spinal cord injury: a review of four community samples. Spinal Cord 2006;44:95-105. [PMID: 16130026 DOI: 10.1038/sj.sc.3101787] [Citation(s) in RCA: 162] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
31
Anderson CJ, Vogel LC, Willis KM, Betz RR. Stability of transition to adulthood among individuals with pediatric-onset spinal cord injuries. J Spinal Cord Med 2006;29:46-56. [PMID: 16572565 PMCID: PMC1864785 DOI: 10.1080/10790268.2006.11753856] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]  Open
32
Jang Y, Wang YH, Wang JD. Return to work after spinal cord injury in Taiwan: the contribution of functional independence. Arch Phys Med Rehabil 2005;86:681-6. [PMID: 15827917 DOI: 10.1016/j.apmr.2004.10.025] [Citation(s) in RCA: 47] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
33
Charlifue S, Lammertse DP, Adkins RH. Aging with spinal cord injury: Changes in selected health indices and life satisfaction11No commercial party having a direct financial interest in the results of the research supporting this article has or will confer a benefit upon the author(s) or upon any organization with which the author(s) is/are associated. Arch Phys Med Rehabil 2004;85:1848-53. [PMID: 15520980 DOI: 10.1016/j.apmr.2004.03.017] [Citation(s) in RCA: 69] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
34
Hammell KW. Exploring quality of life following high spinal cord injury: a review and critique. Spinal Cord 2004;42:491-502. [PMID: 15263890 DOI: 10.1038/sj.sc.3101636] [Citation(s) in RCA: 97] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
35
Emanuel LL. Advance directives and advancing age. J Am Geriatr Soc 2004;52:641-2. [PMID: 15066087 DOI: 10.1111/j.1532-5415.2004.52177.x] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
36
Brown M, Gordon WA, Spielman L. Participation in Social and Recreational Activity in the Community by Individuals With Traumatic Brain Injury. Rehabil Psychol 2003. [DOI: 10.1037/0090-5550.48.4.266] [Citation(s) in RCA: 63] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
37
Anke AGW, Fugl-Meyer AR. Life satisfaction several years after severe multiple trauma--a retrospective investigation. Clin Rehabil 2003;17:431-42. [PMID: 12785252 DOI: 10.1191/0269215503cr629oa] [Citation(s) in RCA: 66] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
38
Edwards L, Krassioukov A, Fehlings MG. Importance of access to research information among individuals with spinal cord injury: results of an evidenced-based questionnaire. Spinal Cord 2002;40:529-35. [PMID: 12235536 DOI: 10.1038/sj.sc.3101364] [Citation(s) in RCA: 38] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
39
James MA. Reconstruction of the upper extremity in the child with tetraplegia. Hand Clin 2002;18:529-33, viii. [PMID: 12474602 DOI: 10.1016/s0749-0712(02)00002-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
40
Anderson CJ, Vogel LC. Employment outcomes of adults who sustained spinal cord injuries as children or adolescents. Arch Phys Med Rehabil 2002;83:791-801. [PMID: 12048657 DOI: 10.1053/apmr.2002.32742] [Citation(s) in RCA: 71] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
41
Putzke JD, Richards JS, Hicken BL, DeVivo MJ. Predictors of life satisfaction: a spinal cord injury cohort study. Arch Phys Med Rehabil 2002;83:555-61. [PMID: 11932861 DOI: 10.1053/apmr.2002.31173] [Citation(s) in RCA: 117] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
42
Widerström-Noga EG, Felipe-Cuervo E, Yezierski RP. Chronic pain after spinal injury: interference with sleep and daily activities. Arch Phys Med Rehabil 2001;82:1571-7. [PMID: 11689978 DOI: 10.1053/apmr.2001.26068] [Citation(s) in RCA: 161] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
43
Putzke JD, Richards JS, DeVivo MJ. Quality of life after spinal cord injury caused by gunshot. Arch Phys Med Rehabil 2001;82:949-54. [PMID: 11441384 DOI: 10.1053/apmr.2001.23973] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
44
Ide M, Fugl-Meyer AR. Life satisfaction in persons with spinal cord injury: a comparative investigation between Sweden and Japan. Spinal Cord 2001;39:387-93. [PMID: 11464313 DOI: 10.1038/sj.sc.3101171] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
45
Noreau L, Proulx P, Gagnon L, Drolet M, Laramée MT. Secondary impairments after spinal cord injury: a population-based study. Am J Phys Med Rehabil 2000;79:526-35. [PMID: 11083303 DOI: 10.1097/00002060-200011000-00009] [Citation(s) in RCA: 159] [Impact Index Per Article: 6.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
46
Massagli TL. Medical and Rehabilitation Issues in the Care of Children with Spinal Cord Injury. Phys Med Rehabil Clin N Am 2000. [DOI: 10.1016/s1047-9651(18)30153-0] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/28/2022]
PrevPage 1 of 1 1Next
© 2004-2024 Baishideng Publishing Group Inc. All rights reserved. 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA