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G.E.N|April 1, 1990
[Value of emergency endoscopy in upper digestive hemorrhage]M Salvador Añez, H González Guerra, J L Pacheco, et al.
G.E.N|April 1, 1990
[Carcinoid tumor of the cecal appendix]C Betancourt, J Navarro, A Aular, et al.
G.E.N|October 1, 1990
[Biliary ascaridiasis in children. Ultrasonic diagnosis]E Moreno, V Barra, O E Rivero, et al.
G.E.N|July 1, 1990
[Blastocystis hominis infection frequency: a year of study]A Castrillo de Tirado, A J González Mata, E Tirado Espinoza
G.E.N|July 1, 1990
[Hepatic abscess in children: analysis of 20 cases]C E de Kolster, N Guerreiro, L de Escalona, et al.
G.E.N|January 1, 1976
[Diagnosis of tumor or metastasis in the liver by means of laparoscopy and gammagraphy]L Pérez Machado, H Hinestrosa, J A Ortega
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