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Ultrasound in Obstetrics: Do the Published Evaluative Studies Justify its Routine Use?
RINGA, VIRGINIE, BLONDEL, BEATRICE, BREART, GÉRARDVolume:
18
Year:
1989
Language:
english
Journal:
International Journal of Epidemiology
DOI:
10.1093/ije/18.3.489
File:
PDF, 600 KB
english, 1989