Lindberg, B Estimation of human chorionic somatomammotropin (HCS) levels during normal pregnancy using a rapid radioimmunoassay. [electronic resource] - Upsala journal of medical sciences 1972 - 129-32 p. digital Publication Type: Journal Article ISSN: 0300-9734 Standard No.: 10.1517/03009734000000018 doi Subjects--Topical Terms: Chromatography, GelCircadian RhythmFemaleHumansIodine RadioisotopesMethodsPlacental Lactogen--bloodPregnancyPregnancy Complications--bloodRadioimmunoassay