Obstetrics and Gynecology Department，Peking Union Medical College Hospital，Peking Union Medical College，Chinese Academy of Medical Sciences，Beijing 100730，China
LIU Jun-tao，ZHOU Xi-ya.. Prenatal screening and prenatal diagnosis of aneuploidy in twin pregnancy.[J]. Acta Metallurgica Sinica, DOI: 10.7504/fk2015060108.
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