PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1736336-0 1992 Effect of duodenal ulcer healing induced by omeprazole and ranitidine on the generation of gastroduodenal eicosanoids, platelet-activating factor, pepsinogen A, and gastrin in duodenal ulcer patients. Ranitidine 59-69 gastrin Homo sapiens 165-172