APA

Asbeutah A. M., Al-Enezi M., Al-Sharifi N. M., Almajran A., Cameron J. D., McGrath B. P. & Asfar S. K. (20141218). Changes in the diameter and valve closure time of leg veins across the menstrual cycle. : Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

Chicago

Asbeutah Akram M, Al-Enezi Maitha, Al-Sharifi Noura M, Almajran Abdullah, Cameron James D, McGrath Barry P and Asfar Sami K. 20141218. Changes in the diameter and valve closure time of leg veins across the menstrual cycle. : Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

Harvard

Asbeutah A. M., Al-Enezi M., Al-Sharifi N. M., Almajran A., Cameron J. D., McGrath B. P. and Asfar S. K. (20141218). Changes in the diameter and valve closure time of leg veins across the menstrual cycle. : Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine.

MLA

Asbeutah Akram M, Al-Enezi Maitha, Al-Sharifi Noura M, Almajran Abdullah, Cameron James D, McGrath Barry P and Asfar Sami K. Changes in the diameter and valve closure time of leg veins across the menstrual cycle. : Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine. 20141218.