Mera-Mamián, A.; Delgado-Noguera, M.; Merchán-Galvis, Ángela; Cabra, G.; Calvache, J. A. Knowledge and Needs of Health Personnel on Personal Protection Elements During the Pandemic COVID-19 in Cauca. Rev. Fac. Cienc. Salud Univ. Cauca 2020, 22, 16-23.