The American Society of Colon and Rectal Surgeons d/b/a The American Proctologic Society.
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Cirocco
D003107:Colorectal Surgery / Q000266:history*; D005762:Gastroenterology / Q000266:history; D049672:History, 19th Century; D012955:Societies, Medical / Q000266:history*; D014481:United States