Occurrence and temporal distribution of oxandrolone and meclizine in surface water, sediments, fish muscle and otter feces of the Ayuquila-Armería basin, Mexico - Brian A. Rodríguez-Aguilar; Luis M. Martínez-Rivera; Cintia K. Rojas-Mayorga; Silvia G. Ceballos-Magaña; Ismael A. Aguayo-Villarreal; Roberto Muñiz-Valencia; Alejandro A. Peregrina-Lucano (Science of The Total Environment, 2023)