Pino T., R. H., Montealegre Losada, A., Sanabria García, D., & Cortes Serrato, A. (2010). Upper digestive tract bleeding of emergency at huhmp: clinic-endoscopic correlation. RFS Revista Facultad De Salud, 2(2), 55–60. https://doi.org/10.25054/rfs.v2i2.55