APA citiranje

Song, G., Wei, Y., Zhu, W., & Yang, H. (2017). Cesarean Section Rate in Singleton Primiparae and Related Factors in Beijing, China. Chin Med J (Engl).

Citação norma Chicago

Song, Geng, Yu-Mei Wei, Wei-Wei Zhu, and Hui-Xia Yang. "Cesarean Section Rate in Singleton Primiparae and Related Factors in Beijing, China." Chin Med J (Engl) 2017.

MLA citiranje

Song, Geng, Yu-Mei Wei, Wei-Wei Zhu, and Hui-Xia Yang. "Cesarean Section Rate in Singleton Primiparae and Related Factors in Beijing, China." Chin Med J (Engl) 2017.