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Antenatal screening with umbilical artery Doppler ultrasonography: Authors' reply
Beattie, R B, Dornan, J. CVolume:
298
Language:
english
Journal:
BMJ
DOI:
10.1136/bmj.298.6680.1097-b
Date:
April, 1989
File:
PDF, 328 KB
english, 1989