Vela-Velásquez, César Tadeo. “Comparison Between Gastric Biopsies Without Fixation for 24 Hours and Conventional Biopsy for the Diagnosis of Helicobacter Pylori in a Reference Hospital in Peru”. Revista Peruana de Medicina Experimental y Salud Pública 28, no. 1 (March 31, 2011). Accessed November 21, 2024. https://rpmesp.ins.gob.pe/index.php/rpmesp/article/view/454.