Gastrointestinal diseases : focus on clinical diagnosis / edited by Khursheed N. Jeejeebhoy - 2nd ed. - New Hyde Park, N.Y. : Medical Examination Pub. Co, 1980 - 446 p. : ill. ; 22 cm. ISBN: 087488831X Subjects--Topical Terms: Gastrointestinal system--Diseases--DiagnosisGastrointestinal diseases--Diagnosis