APA

Maroni E., Youssef A., Arcangeli T., Nanni M., De Musso F., Contro E., Kuleva M., Bellussi F., Pilu G., Rizzo N. & Ghi T. (20111221). Increased uterine artery pulsatility index at 34 weeks and outcome of pregnancy. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Chicago

Maroni E, Youssef A, Arcangeli T, Nanni M, De Musso F, Contro E, Kuleva M, Bellussi F, Pilu G, Rizzo N and Ghi T. 20111221. Increased uterine artery pulsatility index at 34 weeks and outcome of pregnancy. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

Harvard

Maroni E., Youssef A., Arcangeli T., Nanni M., De Musso F., Contro E., Kuleva M., Bellussi F., Pilu G., Rizzo N. and Ghi T. (20111221). Increased uterine artery pulsatility index at 34 weeks and outcome of pregnancy. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.

MLA

Maroni E, Youssef A, Arcangeli T, Nanni M, De Musso F, Contro E, Kuleva M, Bellussi F, Pilu G, Rizzo N and Ghi T. Increased uterine artery pulsatility index at 34 weeks and outcome of pregnancy. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology. 20111221.