Haskins, A L Quantitative assay of human chorionic gonadotropin. A comparison of immunoassay and bioassay. [electronic resource] - American journal of obstetrics and gynecology Mar 1967 - 777-86 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0002-9378 Standard No.: 10.1016/0002-9378(67)90612-6 doi Subjects--Topical Terms: AdultAnimalsAnuraBiological AssayChorionic Gonadotropin--urineFemaleHumansHydatidiform Mole--urineImmunoassayPregnancyPregnancy Tests