A prospective cohort study of practice guidelines in inflammatory bowel disease

The American Journal of Gastroenterology - Tập 96 - Trang 2401-2406 - 2001
William J Tremaine1, William J Sandborn1, Edward V Loftus1, Margaret L Kenan1, Tanya M Petterson1, Alan R Zinsmeister2, Marc D Silverstein3
1Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota, USA
2Section of Biostatistics, Mayo Clinic, Rochester, Minnesota, USA
3Department of Health Sciences Research, Mayo Clinic, Rochester, Minnesota USA