Janowitz, Henry D. Inflammatory bowel disease : a clinical approach / by Henry D. Janowitz. - 2nd ed. - New York : Oxford University Press, 1994. - 325 p. : ill. ; 22 cm. ISBN: 0195078306 Subjects--Topical Terms: Colitis, ulcerative--Diagnosis.Colitis, Ulcerative--therapy.Crohn diseases--Diagnosis.Crohn Disease--therapy.