APA
Plasencia W., Dagklis T., Pachoumi C., Kolitsi E. & Nicolaides K. H. (20080219). Frontomaxillary facial angle at 11 + 0 to 13 + 6 weeks: effect of plane of acquisition. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.
Chicago
Plasencia W, Dagklis T, Pachoumi C, Kolitsi E and Nicolaides K H. 20080219. Frontomaxillary facial angle at 11 + 0 to 13 + 6 weeks: effect of plane of acquisition. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.
Harvard
Plasencia W., Dagklis T., Pachoumi C., Kolitsi E. and Nicolaides K. H. (20080219). Frontomaxillary facial angle at 11 + 0 to 13 + 6 weeks: effect of plane of acquisition. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.
MLA
Plasencia W, Dagklis T, Pachoumi C, Kolitsi E and Nicolaides K H. Frontomaxillary facial angle at 11 + 0 to 13 + 6 weeks: effect of plane of acquisition. : Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology. 20080219.