title: [Carlos Bonorino Udaondo].
authors.affiliation: Servicio de Gastroenterología y Endoscopía Digestiva, Sanatorio Sarmiento, Resistencia, Chaco, Argentina. rominaparquet@yahoo.com.ar
authors.forename: Romina A
authors.initials: RA
authors.lastname: Parquet
authors.forename: Rodolfo E
authors.initials: RE
authors.lastname: Biolchi
mesh_terms: D001118:Argentina; D005762:Gastroenterology / Q000266:history*; D049673:History, 20th Century