2009-09-16Zeitschriftenartikel
Determination of median levels of the free β subunit of human chorionic gonadotropin in women from mainland China using a new time-resolved fluoroimmunoassay
Tang, Yong-Ping; Wu, Ying-Song; Yin, Ai-Hua; Xu, Wei-Wen; Yuan, Peng-Hui; Li, Ming
Background: The free β subunit of human chorionic gonadotropin (free β-hCG) is an important serum marker for biochemical screening. Its weekly median value varies with ethnicity. Most of the fluorometers for lanthanide ...