PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6286741-0 1982 Induction of lactation: comparison of injections of estradiol-17 beta and progesterone for 7 or 21 days on prolactin response to thyrotropin releasing hormone and milk yield in dairy cattle. Progesterone 74-86 thyrotropin releasing hormone Bos taurus 129-158