Bargen, J. Arnold Chronic ulcerative colitis / by J. Arnold Bargen - Springfield, Ill. : Charles C. Thomas, 1969 - 123 p. : ill. ; 23 cm. LCCN: 68-025970 Subjects--Topical Terms: Ulcerative colitis National Library of Medicine Call No.: WI522 / .B251cd 1969 9