Rzasa, P J Potential error in an immunoradiometric kit for determining choriogonadotropin. [electronic resource] - Clinical chemistry Nov 1985 - 1917-8 p. digital Publication Type: Letter ISSN: 0009-9147 Subjects--Topical Terms: Chorionic Gonadotropin--bloodHumansImmunoassay--standardsReagent Kits, Diagnostic--standards