FACTORS INFLUENCING FACE MASK SELECTION AND DESIGN SPECIFICATIONS: RESULTS FROM PILOT STUDY AMONGST MALAYSIAN UMRAH PILGRIMS. Jurnal Teknologi, [S. l.], v. 79, n. 3, 2017. DOI: 10.11113/jt.v79.9779. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/9779.. Acesso em: 3 jul. 2024.