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To the Editor:
—We are pleased to have this opportunity to reply to Dr. Engel's and Dr. Haugen's comments because it gives us an opportunity to discuss points which were lost in the shortening of a rather lengthy paper.Our first comments will be directed to Dr. Engel. We studied all of the ulcerative colitis patients on the gastrointestinal service as well as two of the general medical wards over a 3-yr period. A majority of the patients came from these wards. Most of the other patients were referred because our interest in the disease was well known in the hospital, not because they presented some psychiatric problem for the medical staff. Only a few were referred because of psychiatric reasons. Thus, the "referral" system for the ulcerative colitis patients tended to give us a representative sample of such patients admitted to Wadsworth Hospital.We have access to the psychological
Kollar EJ, Fullerton DT, Caldwell AB. A Clinical Study of Ulcerative Colitis. JAMA. 1963;183(3):221-222. doi:10.1001/jama.1963.03700030097026