Peñaloza-Ramírez, A. and Peñaloza-Rosas, A. 2001. Emergency Colonoscopy in the assessment of Hematochezia: Experience in the Hospital of San José. Preliminary communication. Journal of Medicine and Surgery Repertoire. 10, 2 (Aug. 2001), 18–23. DOI:https://doi.org/10.31260/RepertMedCir.v10.n2.2001.250.