APA

Cheng B., Chen J. & Wang G. (20191014). Psychological factors influencing choice of prenatal diagnosis in Chinese multiparous women with advanced maternal age. : The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.

Chicago

Cheng Bi-Heng, Chen Jian-Hua and Wang Gao-Hua. 20191014. Psychological factors influencing choice of prenatal diagnosis in Chinese multiparous women with advanced maternal age. : The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.

Harvard

Cheng B., Chen J. and Wang G. (20191014). Psychological factors influencing choice of prenatal diagnosis in Chinese multiparous women with advanced maternal age. : The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.

MLA

Cheng Bi-Heng, Chen Jian-Hua and Wang Gao-Hua. Psychological factors influencing choice of prenatal diagnosis in Chinese multiparous women with advanced maternal age. : The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians. 20191014.