1. Trujillo NP, Halstead LS, Ticktin HE. Chronic ulcerative colitis, xanthomatous biliary cirrhosis and sarcoidosis. Report of a case. Med Ann Dist Columbia 1967;36:170–4.
2. Jalan KN, MacLean N, Ross JM, Sircus W, Butterworth ST. Carcinoma of the terminal ileum and sarcoidosis in a case of ulcerative colitis. Gastroenterology 1969;56:583–8.
3. Watson DW, Friedman HM, Quigley A. Immunological studies in a patient with ulcerative colitis and sarcoidosis. Gut 1971;12:541–3.
4. Theodoropoulos G, Archimandritis A, Davaris P, Plataris J, Melissinos K. Ulcerative colitis and sarcoidosis: a curious association. Report of a case. Dis Colon Rectum 1981;24:308–10.
5. Barr GD, Shale DJ, Jewell DP. Ulcerative colitis and sarcoidosis. Postgrad Med J 1986;62:341–5.