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Did you mean sang yong choi (55 results)?
Effectiveness of A Fourth Dose of COVID-19 mRNA Vaccine in the Elderly Population During the Omicron BA.2 and BA.5 Circulation: A Nationwide Cohort Study in Korea (K-COVE).
Park SK, Choe YJ, Jang EJ, Kim RK, Lim DS, Yi S, Lee S, Kwon GY, Shin JY, Choi SY, Jeong MJ, Park YJ. Park SK, et al. Among authors: choi sy. Open Forum Infect Dis. 2023 Mar 1;10(3):ofad109. doi: 10.1093/ofid/ofad109. eCollection 2023 Mar. Open Forum Infect Dis. 2023. PMID: 36968954 Free PMC article.
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