PREETINDER SINGH CHAHAL; DS BHULLAR. PPE: Rational and Effective usage. GMC Patiala Journal of Research and Medical Education, [S. l.], v. 3, n. 1, p. 5–7, 2020. Disponível em: https://jrme.gmcpatiala.edu.in/index.php/j/article/view/58. Acesso em: 7 nov. 2024.