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The American Journal of Gastroenterology|September 1, 1975
B-glucuronidase in duodenal secretionsJ A Ayulo, G L Forrest
Digestive Diseases and Sciences|January 1, 1979
Value of pancreatic-type isoamylase assay as an index of pancreatic insufficiencyJ E Berk, J A Ayulo, L Fridhandler
The American Journal of Gastroenterology|July 1, 1977
The diagnostic value of serum lysozyme activity in inflammatory bowel diseaseJ A Ayulo, C C Chen, D Pelot, et al.
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