Controlled clinical trials: the controls are the key

Editorial

D J Ahnen. Gastroenterology. 1996 Feb.

. 1996 Feb;110(2):628-30.

doi: 10.1053/gast.1996.v110.agast960628.

No abstract available

Comment on

Risk and natural history of colonic neoplasia in patients with primary sclerosing cholangitis and ulcerative colitis.
Brentnall TA, Haggitt RC, Rabinovitch PS, Kimmey MB, Bronner MP, Levine DS, Kowdley KV, Stevens AC, Crispin DA, Emond M, Rubin CE. Brentnall TA, et al. Gastroenterology. 1996 Feb;110(2):331-8. doi: 10.1053/gast.1996.v110.pm8566577. Gastroenterology. 1996. PMID: 8566577
Risk of colorectal neoplasia in patients with primary sclerosing cholangitis.
Loftus EV Jr, Sandborn WJ, Tremaine WJ, Mahoney DW, Zinsmeister AR, Offord KP, Melton LJ 3rd. Loftus EV Jr, et al. Gastroenterology. 1996 Feb;110(2):432-40. doi: 10.1053/gast.1996.v110.pm8566590. Gastroenterology. 1996. PMID: 8566590