CHAVEZ-RUIZ, Manuel; RUEDA-TORRES, Lenin; RUFFNER-CAMARGO, Betsabé; BELLIDO-ACHAHUI, Cristofer. Methodology for evaluating the level of respiratory protection of masks and respirators against particles similar to those that transmit SARS-CoV-2. Revista Peruana de Medicina Experimental y Salud Pública, [S. l.], v. 38, n. 3, p. 391–8, 2021. DOI: 10.17843/rpmesp.2021.383.8036. Disponível em: https://rpmesp.ins.gob.pe/index.php/rpmesp/article/view/8036.. Acesso em: 23 jun. 2024.