Wang, S T Neonatal hypothyroid screening with thyrotropin kit and an overweekend incubation protocol. [electronic resource] - Clinical chemistry Jan 1991 - 132-3 p. digital Publication Type: Letter ISSN: 0009-9147 Subjects--Topical Terms: HumansHypothyroidism--bloodInfant, NewbornNeonatal ScreeningReagent Kits, DiagnosticThyrotropin--bloodTime Factors