title: Thyrotropin measurements: past, present, and future.
authors.forename: R D
authors.initials: RD
authors.lastname: Utiger
mesh_terms: D006801:Humans; D007118:Immunoassay; D013959:Thyroid Diseases / Q000175:diagnosis; D013960:Thyroid Function Tests; D013972:Thyrotropin / Q000097:blood*
chemical_list: D013972:Thyrotropin