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ISSN:1470-2118|32|6|529-536

Royal College Of Physicians‎(1998)‎

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By Wilson R.   McInnes I.   Leung B.   McKillop J.H.   Walker J.J.   in European Journal of Obstetrics and Gynecology and Reproductive Biology

ISSN:0301-2115|75|2|211-214

Elsevier‎(1997)‎

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