Clarke, R. M. (1927). Gastro-intestinal Disorders: Duodenal Regurgitation.
Citação norma ChicagoClarke, R. Manning. Gastro-intestinal Disorders: Duodenal Regurgitation. 1927.
MLA CitationClarke, R. Manning. Gastro-intestinal Disorders: Duodenal Regurgitation. 1927.
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