Upper gastrointestinal bleeding in a Brazilian hospital: a retrospective study of endoscopic records
Zaltman, Cyrla, Souza, Heitor Siffert Pereira de, Castro, Maria Elizabeth C, Sobral, Maria de Fátima S, Dias, Paula Cristina P, Lemos, Jr, Vilson
Published in Arquivos de gastroenterologia (01.04.2002)
Published in Arquivos de gastroenterologia (01.04.2002)
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