A RETROSPECTIVE COHORT STUDY OF COVID-19 PANDEMIC IMPACT ON ACADEMIC PERFORMANCE OF FOURTH YEAR MBBS STUDENTS OF SIALKOT MEDICAL COLLEGE. Sial Journal of Medical Sciences , [S. l.], v. 1, n. 3, p. 1–13, 2023. DOI: 10.60127/sjms.v1i3.10. Disponível em: https://www.sialjournal.com/index.php/sjms/article/view/12. Acesso em: 21 nov. 2024.