APA
Sharma A., Gentry-Maharaj A., Burnell M., Ryan A., Amso N. N., Campbell S., Jacobs I. & Menon U. (20150126). Reply: To PMID 23456790. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.
Chicago
Sharma A, Gentry-Maharaj A, Burnell M, Ryan A, Amso N N, Campbell S, Jacobs I and Menon U. 20150126. Reply: To PMID 23456790. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.
Harvard
Sharma A., Gentry-Maharaj A., Burnell M., Ryan A., Amso N. N., Campbell S., Jacobs I. and Menon U. (20150126). Reply: To PMID 23456790. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.
MLA
Sharma A, Gentry-Maharaj A, Burnell M, Ryan A, Amso N N, Campbell S, Jacobs I and Menon U. Reply: To PMID 23456790. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology. 20150126.