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Titles of papers presented at the workshops of the 21st autumn meeting of the Japanese Society of Gastroenterology, October 15th—17th, 1979, Maebashi, Japan. Gastroenterol Jpn 15, 409–414 (1980). https://doi.org/10.1007/BF02774315
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DOI: https://doi.org/10.1007/BF02774315