Author: Vollebregt K.C. Boer K. Mathura K.R. de Graaff J.C. Ubbink D.T. Ince C.
Publisher: Elsevier
ISSN: 0306-5456
Source: British Journal of Obstetrics and Gynaecology, Vol.108, Iss.11, 2001-11, pp. : 1148-1153
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