AMSAL, Amsal. The Water, Soap, Sanitation, and Handwashing Facilities are Associated with COVID-19 Transmission in 44 Countries. Poltekita : Jurnal Ilmu Kesehatan, [S. l.], v. 14, n. 1, p. 50–57, 2020. DOI: 10.33860/jik.v14i1.86. Disponível em: https://jurnal.poltekkespalu.ac.id/index.php/JIK/article/view/86. Acesso em: 22 dec. 2024.