Cite
MLA Citation
E. G. Simon et al.. “Biparietal/transverse abdominal diameter ratio ≤ 1: potential marker for open spina bifida at 11–13‐week scan.” Ultrasound in obstetrics & gynecology, vol. 45, n.d., pp. 267–272. http://access.bl.uk/ark:/81055/vdc_100075208471.0x000019