By Panda B.   Laifer S.   Stiller R.   Kleinman G.   in Journal of Obstetrics & Gynaecology

ISSN:1364-6893|29|7|628-632

Informa Healthcare‎(2009)‎

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By Laifer S. A.   Stiller R. J.   Siddiqui D. S.   Dunston-Boone G.   Whetham J. C. G.   in Journal of Maternal-Fetal Medicine

ISSN:1057-0802|10|2|131-135

Informa Healthcare‎(2001)‎

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