Cite
MLA Citation
Kentaro Nakanishi et al.. “Prevalence of umbilical artery Doppler waveform abnormality during the early second trimester and the subsequent variation of waveforms in monochorionic diamniotic twin pregnancies: A prospective cohort study.” Journal of obstetrics and gynaecology research, vol. 47, no. 7, 2021, pp. 2338–2346. http://access.bl.uk/ark:/81055/vdc_100133935149.0x000029