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Informa Healthcare‎(1981)‎

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By Kiran U.   Amin P.   Penketh R. J.   in Journal of Obstetrics & Gynaecology

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Informa Healthcare‎(2006)‎

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By Chin K. A. J.   Wee L.   Penketh R. J. A.   in Journal of Obstetrics & Gynaecology

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Informa Healthcare‎(1998)‎

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By Griffiths A. N.   Koutsouridou R. N.   Penketh R. J.   in Journal of Obstetrics & Gynaecology

ISSN:1364-6893|27|5|493-495

Informa Healthcare‎(2007)‎

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By Griffiths A. N.   Koutsouridou R. N.   Penketh R. J.   in Journal of Obstetrics & Gynaecology

ISSN:1364-6893|27|6|605-607

Informa Healthcare‎(2007)‎

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