GACHA, DAYANNA CABRA, LUIS POMBO OSPINA, JANETH ARIAS PALACIOS, and OSCAR RODRÍGUEZ AGUIRRE. “Objective: Antifungal Activity of Total Ethanolic Extract and Fractions of Usnea Varieties Were Proved Against Aspergillus Niger, Penicillium Digitatum, and Rhizopus Nigricans Fungi. Methods: To Perform the Study of Relative Antifungal Activity (AFR), Flu”. Asian Journal of Pharmaceutical and Clinical Research 13, no. 10 (October 7, 2020): 171-174. Accessed March 4, 2021.