APA

Ibrahim M. I., Harb H. M., Ellaithy M. I. & Awad E. M. (20140422). Diagnostic validity of cervicovaginal human chorionic gonadotrophin at 26-36 weeks of gestation as a biochemical predictor of preterm birth. : The journal of obstetrics and gynaecology research.

Chicago

Ibrahim Moustafa I, Harb Hesham M, Ellaithy Mohamed I and Awad Ezz M. 20140422. Diagnostic validity of cervicovaginal human chorionic gonadotrophin at 26-36 weeks of gestation as a biochemical predictor of preterm birth. : The journal of obstetrics and gynaecology research.

Harvard

Ibrahim M. I., Harb H. M., Ellaithy M. I. and Awad E. M. (20140422). Diagnostic validity of cervicovaginal human chorionic gonadotrophin at 26-36 weeks of gestation as a biochemical predictor of preterm birth. : The journal of obstetrics and gynaecology research.

MLA

Ibrahim Moustafa I, Harb Hesham M, Ellaithy Mohamed I and Awad Ezz M. Diagnostic validity of cervicovaginal human chorionic gonadotrophin at 26-36 weeks of gestation as a biochemical predictor of preterm birth. : The journal of obstetrics and gynaecology research. 20140422.