APA引文

Berghella, V., & Saccone, G. (2019). Fetal fibronectin testing for reducing the risk of preterm birth. Cochrane Database Syst Rev.

Citação norma Chicago

Berghella, Vincenzo, and Gabriele Saccone. "Fetal Fibronectin Testing for Reducing the Risk of Preterm Birth." Cochrane Database Syst Rev 2019.

MLA引文

Berghella, Vincenzo, and Gabriele Saccone. "Fetal Fibronectin Testing for Reducing the Risk of Preterm Birth." Cochrane Database Syst Rev 2019.

警告：這些引文格式不一定是100％准確.