VAIDYA, M. S.; DESHPANDE, S. R. Gadget usage pattern and sleep quality among medical undergraduates during COVID-19 lockdown: a cross-sectional study. International Journal Of Community Medicine And Public Health, [S. l.], v. 8, n. 7, p. 3440–3445, 2021. DOI: 10.18203/2394-6040.ijcmph20212599. Disponível em: https://www.ijcmph.com/index.php/ijcmph/article/view/8270. Acesso em: 24 oct. 2025.