Não informado. (1981). Bibliography of acute diarrhoeal diseases. National Library of Medicine.
Chicago-referens (17:e uppl.)Não informado. Bibliography of Acute Diarrhoeal Diseases. Geneva, Suíça: National Library of Medicine, 1981.
MLA-referens (8:e uppl.)Não informado. Bibliography of Acute Diarrhoeal Diseases. National Library of Medicine, 1981.
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