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