ANTUNES, P [Aspects of the organization of gastroenterology services in Buenos Aires]. [electronic resource] - Boletim do Sanatorio Sao Lucas. Sao Paulo, Brazil (City) Sanatorio Sao Lucas - 56-64 p. digital Publication Type: Journal Article ISSN: 0036-4258 Subjects--Topical Terms: GastroenterologyHumansOrganizations