Hernández-Vásquez, Akram, Diego Azañedo, Rodrigo Vargas-Fernández, and Daniel Comandé. “Hypromellose Derivatives for Preventing SARS-CoV-2 Infection: A Systematic Review”. Revista Peruana de Medicina Experimental y Salud Pública 38, no. 3 (September 30, 2021): 469–71. Accessed May 3, 2024. https://rpmesp.ins.gob.pe/index.php/rpmesp/article/view/9116.