APA

Sun W., Liu S., He F., Du L., Guo Y., El-Chaar D., Wen S. W. & Chen D. (20180828). Impact of relaxation of the one-child policy on maternal mortality in Guangzhou, China. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Chicago

Sun Wen, Liu Shiliang, He Fang, Du Lili, Guo Yanfang, El-Chaar Darine, Wen Shi Wu and Chen Dunjin. 20180828. Impact of relaxation of the one-child policy on maternal mortality in Guangzhou, China. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

Harvard

Sun W., Liu S., He F., Du L., Guo Y., El-Chaar D., Wen S. W. and Chen D. (20180828). Impact of relaxation of the one-child policy on maternal mortality in Guangzhou, China. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

MLA

Sun Wen, Liu Shiliang, He Fang, Du Lili, Guo Yanfang, El-Chaar Darine, Wen Shi Wu and Chen Dunjin. Impact of relaxation of the one-child policy on maternal mortality in Guangzhou, China. : International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics. 20180828.