Zobrazeno 1 - 6
of 6
pro vyhledávání: '"J E, Onken"'
Autor:
R S, Bloomfeld, J E, Onken
Publikováno v:
Alimentary pharmacologytherapeutics. 17(1)
Azathioprine (AZA) and its active metabolite mercaptopurine (MP) are frequently used in the management of inflammatory bowel disease. Measurement of the AZA/MP metabolites, thioguanine (TG) and methylmercaptopurine (MMP), has been suggested as a mean
Publikováno v:
The American journal of gastroenterology. 92(4)
To study the effect of practice setting and practitioner experience on the use and results of ERCP and sphincterotomy in the context of laparoscopic cholecystectomy.Data were collected on 780 ERCPs performed before or after laparoscopic cholecystecto
Autor:
J E, Onken, S R, Brazer, G M, Eisen, D M, Williams, E P, Bouras, E R, DeLong, T T, Long, F S, Pancotto, D L, Rhodes, P B, Cotton
Publikováno v:
The American journal of gastroenterology. 91(4)
Accurate preoperative prediction of choledocholithiasis is essential in order to minimize patient risk and curtail health care expenditures. This study was designed to identify independent risk factors for choledocholithiasis in patients who had unde
Autor:
J E, Onken, S R, Brazer
Publikováno v:
Gastrointestinal endoscopy clinics of North America. 4(2)
The fundamental principles of clinical trial design include (1) a priori formulation of a specific research question, (2) precise description of the population to be studied, (3) limitation of the effects of chance by predetermining the study hypothe
Autor:
J E, Onken, J, Baillie
Publikováno v:
Gastrointestinal endoscopy. 38(6)
Publikováno v:
Gastrointestinal endoscopy. 38(3)