KHAIRUNI, R.; JUSUF, N. K.; PUTRA, I. B. The relationship of the use of masks with the event of maskne on Universitas Sumatera Utara Hospital healthcare workers during the COVID-19 pandemic. Bali Medical Journal, [S. l.], v. 12, n. 2, p. 1171–1174, 2023. DOI: 10.15562/bmj.v12i2.3967. Disponível em: https://balimedicaljournal.ejournals.ca/index.php/bmj/article/view/3967. Acesso em: 12 apr. 2024.