title: Surgical resident's training in colonoscopy: numbers, competency, and perceptions.
authors.affiliation: Section of Gastroenterology and Hepatology, Department of Medicine, University of Wisconsin Medical School, H6/516 Clinical Science Center, 600 Highland Avenue, Madison, WI 53792-5124, USA. bj.spier@hosp.wisc.edu
authors.forename: Bret J
authors.initials: BJ
authors.lastname: Spier
authors.forename: Emily T
authors.initials: ET
authors.lastname: Durkin
authors.forename: Andrew J
authors.initials: AJ
authors.lastname: Walker
authors.forename: Eugene
authors.initials: E
authors.lastname: Foley
authors.forename: Eric A
authors.initials: EA
authors.lastname: Gaumnitz
authors.forename: Patrick R
authors.initials: PR
authors.lastname: Pfau