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Kim J, Yoo JS. The Clover in a Ring. Ann Thorac Surg 2021; 114:1087. [PMID: 34678291 DOI: 10.1016/j.athoracsur.2021.09.021] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/19/2021] [Accepted: 09/20/2021] [Indexed: 11/16/2022]
Affiliation(s)
- Jihoon Kim
- Department of Thoracic and Cardiovascular Surgery, Kangnam Sacred Heart Hospital, Hallym University Medical Center, Hallym University College of Medicine, Seoul, Republic of Korea
| | - Jae Suk Yoo
- Department of Thoracic and Cardiovascular Surgery, Asan Medical Center, University of Ulsan College of Medicine, 88, Olympic-ro 43-gil, Songpa-gu, Seoul 05505.
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