title: Challenges in planning and initiating a randomized clinical study of sphincter of Oddi dysfunction.
authors.affiliation: Division of Gastroenterology and Hepatology, Digestive Disease Center, Medical University of South Carolina, Charleston, South Carolina 29425, USA. cottonp@musc.edu
authors.forename: Peter B
authors.initials: PB
authors.lastname: Cotton
authors.forename: Valerie
authors.initials: V
authors.lastname: Durkalski
authors.forename: Kyle B
authors.initials: KB
authors.lastname: Orrell
authors.forename: Olga
authors.initials: O
authors.lastname: Brawman-Mintzer
authors.forename: Douglas A
authors.initials: DA
authors.lastname: Drossman
authors.forename: C Mel
authors.initials: CM
authors.lastname: Wilcox
authors.forename: Patrick D
authors.initials: PD
authors.lastname: Mauldin
authors.forename: Grace H
authors.initials: GH
authors.lastname: Elta
authors.forename: Paul R
authors.initials: PR
authors.lastname: Tarnasky
authors.forename: Evan L
authors.initials: EL
authors.lastname: Fogel
authors.forename: Sanjay B
authors.initials: SB
authors.lastname: Jagganath
authors.forename: Richard A
authors.initials: RA
authors.lastname: Kozarek
authors.forename: Martin L
authors.initials: ML
authors.lastname: Freeman
authors.forename: Joseph
authors.initials: J
authors.lastname: Romagnuolo
authors.forename: Patricia R
authors.initials: PR
authors.lastname: Robuck
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002760:Cholangiopancreatography, Endoscopic Retrograde; D006801:Humans; D008365:Manometry; D008875:Middle Aged; D015337:Multicenter Studies as Topic; D017063:Outcome Assessment, Health Care; D010146:Pain / Q000175:diagnosis / Q000453:epidemiology; D059408:Pain Management; D011237:Predictive Value of Tests; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D046628:Sphincter of Oddi Dysfunction / Q000150:complications / Q000175:diagnosis* / Q000628:therapy*; D016717:Sphincterotomy, Endoscopic; D055815:Young Adult