Cedeño Quevedo, D.A. et al. 2020. Retrospective Study of Squamous Cell Carcinoma in Bovines in Nariño Province, Colombia. Revista de Medicina Veterinaria. 1, 39 (Feb. 2020), 75–84. DOI:https://doi.org/10.19052/mv.vol1.iss39.8.