Effect of maternal hepatitis B carrier status on first-trimester markers of Down syndrome.
Cheng
Po-Jen
PJ
Department of Obstetrics and Gynecology, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Linkou Medical Center, Taoyuan, Taiwan. pjcheng@cgmh.org.tw
Huang
Shang-Yu
SY
Shaw
Sheng-Wen
SW
Chueh
Ho-Yen
HY
Hsiao
Ching-Hwa
CH
Hsieh
T'sang-T'ang
TT