Authors: Joseph A Murray; S Breanndan Moore; Carol T Van Dyke; Brian D Lahr; Ross A Dierkhising; Alan R Zinsmeister; L Joseph Melton; Cynthia M Kroning; Mounif El-Yousseff; Albert J Czaja Journal: Clin Gastroenterol Hepatol Date: 2007-10-24 Impact factor: 11.382