PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16785355-7 2006 The algorithm for this group of patients specified that they should receive an injection with technetium Tc 99m sestamibi prior to parathyroidectomy and that an intraoperative parathyroid hormone (iPTH) level decrease of more than 50% be used to define intraoperative success. ipth 197-201 parathyroid hormone Homo sapiens 176-195