Cite
HARVARD Citation
Hu, Z. et al. (n.d.). OP12.03: Is PT/NBL ratio valuable in screening Down's syndrome in fetus with nasal bone dysplasia. Ultrasound in obstetrics & gynecology. p. 88. [Online].
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Hu, Z. et al. (n.d.). OP12.03: Is PT/NBL ratio valuable in screening Down's syndrome in fetus with nasal bone dysplasia. Ultrasound in obstetrics & gynecology. p. 88. [Online].