Cite
MLA Citation
T. Ghi et al.. “P01.09: The occiput spine angle: a new sonographic index of fetal head deflexion during the 1st stage of labour.” Ultrasound in obstetrics & gynecology, vol. 46, n.d., p. 124. http://access.bl.uk/ark:/81055/vdc_100074822770.0x000001