Challenges in planning and initiating a randomized clinical study of sphincter of Oddi dysfunction.
Cotton PB, Durkalski V, Orrell KB, Brawman-Mintzer O, Drossman DA, Wilcox CM, Mauldin PD, Elta GH, Tarnasky PR, Fogel EL, Jagganath SB, Kozarek RA, Freeman ML, Romagnuolo J, Robuck PR.
Cotton PB, et al.
Gastrointest Endosc. 2010 Nov;72(5):986-91. doi: 10.1016/j.gie.2010.08.022.
Gastrointest Endosc. 2010.
PMID: 21034899
Free PMC article.