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CORRESPONDENCE |
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| Authors: | Stanley H. Lorber M.D. Franz Goldstein M.D. F.A.C.G. Frank S. Kueer M.D. James j. Thornton M.D. F.A.C.G. John Abramson M.D. F.A.C.G. |
| Affiliation: | Prof. of Med. Chmn., Dept. of Gastro. Temple Univ. Health Scis. Clr. Philadelphia. PA 19140;Div. of Gastro Lankenau Hosp. Philadelphia. PA 19151 |
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