Ledesma-Giraldez, W. and Esmila Yeime 2026. Characterization of influent and effluent at a wastewater treatment plant with trickling filters in the high Andean region of PeruCharacterization of influent and effluent at a wastewater treatment plant with trickling filters in the high Andean region of Peru. Universidad y Salud. 28, 2 (May 2026), e9491. DOI:https://doi.org/10.22267/rus.262802.9491.