By O'Connell M. P.   Ivory C. M.   Hunter R. W.   in Journal of Obstetrics & Gynaecology

ISSN:1364-6893|19|1|84-85

Informa Healthcare‎(1999)‎

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By Idama T.O.   Tuck C.S.   Ivory C.   Ellerington M.C.   Travis S.   in European Journal of Obstetrics and Gynecology and Reproductive Biology

ISSN:0301-2115|84|1|103-105

Elsevier‎(1999)‎

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