APA

Wang Y., Zhang L., Peng Z., Cui Q. & Ma X. (20070529). Chinese weight-correction model for maternal serum markers in Down syndrome prenatal screening. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Chicago

Wang Yuan-Yuan, Zhang Li, Peng Zuo-Qi, Cui Qin-Zi and Ma Xu. 20070529. Chinese weight-correction model for maternal serum markers in Down syndrome prenatal screening. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Harvard

Wang Y., Zhang L., Peng Z., Cui Q. and Ma X. (20070529). Chinese weight-correction model for maternal serum markers in Down syndrome prenatal screening. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

MLA

Wang Yuan-Yuan, Zhang Li, Peng Zuo-Qi, Cui Qin-Zi and Ma Xu. Chinese weight-correction model for maternal serum markers in Down syndrome prenatal screening. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics. 20070529.