NISAR, Samaha et al. The Impact of Lockdown Induced by COVID-19 on Lifestyle of Undergraduate Medical Student’s of Shalamar Medical and Dental College, Lahore. Pakistan Journal of Medical Research, [S. l.], v. 60, n. 1, p. 25–31, 2021. Disponível em: https://pjmr.org.pk/index.php/pjmr/article/view/125. Acesso em: 13 nov. 2026.