2. Weltkongress für Gastroenterologie = 2nd World Congress of Gastroenterology = 2e Congrès Mondial de Gastroentérologie = 2. Congreso Mundial de Gastroenterología / ed. lit. N. Henning

2. Weltkongress für Gastroenterologie = 2nd World Congress of Gastroenterology = 2e Congrès Mondial de Gastroentérologie = 2. Congreso Mundial de Gastroenterología / ed. lit. N. Henning . - Basel : Karger, cop. 1963
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