Style de citation APA (7e éd.)

Tobar, M., Khattab, K., Elhelw, E., & Emam, A. (2020). Intrapartum Ultrasound Measurement of Fetal Head Circumference for Prediction of Prolonged Second Stage of Labor. Al-Azhar University, Faculty of Medicine (Damietta).

Style de citation Chicago (17e éd.)

Tobar, Mohamed, Khattab Khattab, Ehab Elhelw, et Abdelrahman Emam. Intrapartum Ultrasound Measurement of Fetal Head Circumference for Prediction of Prolonged Second Stage of Labor. Al-Azhar University, Faculty of Medicine (Damietta), 2020.

Style de citation MLA (8e éd.)

Tobar, Mohamed, et al. Intrapartum Ultrasound Measurement of Fetal Head Circumference for Prediction of Prolonged Second Stage of Labor. Al-Azhar University, Faculty of Medicine (Damietta), 2020.