RUEY-JIEN CHENHuang S.-CSONG-NAN CHOWCHANG-YAO HSIEH2020-02-192020-02-1919930024-7758https://scholars.lib.ntu.edu.tw/handle/123456789/460847Human chorionic gonadotropin pattern in maternal circulation: Amniotic fluid and fetal circulation in late pregnancyconference paper84456092-s2.0-0027502843