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Outcomes and effectiveness research: the 1992 investigator conference of the American Society for Gastrointestinal Endoscopy
Emmet B. Keeffe, Laurence F. McMahon Jr.Volume:
39
Year:
1993
Language:
english
DOI:
10.1016/s0016-5107(93)70284-9
File:
PDF, 736 KB
english, 1993