Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleMass Spectrometric Immunoassay Raises Doubt for the Existence of Parathyroid Hormone Fragment 7-84.AuthorsSingh, Ravinder J.; Hines, Jolaine M.; Lopez, Mary F.; Krastins, Bryan; Hoofnagle, Andrew N.PublicationClinical Chemistry, 2015, Vol 61, Issue 3, p558ISSN0009-9147Publication typeArticleDOI10.1373/clinchem.2014.235440