PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22135046-8 2012 Finally, levels of cervical COX-2 correlated with urinary PGE-M levels (P = 0.005). Prostaglandins E 58-61 mitochondrially encoded cytochrome c oxidase II Homo sapiens 28-33