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The Australian & New Zealand Journal of Obstetrics & Gynaecology|November 27, 2008
Combining first and second trimester markers for Down syndrome screening: think twiceRobert Cocciolone, Kate Brameld, Peter O'Leary, et al.American Journal of Obstetrics and Gynecology|April 4, 2007
Trends in state/population-based Down syndrome screening and invasive prenatal testing with the introduction of first-trimester combined Down syndrome screening, South Australia, 1995-2005Peter R Muller, Robert Cocciolone, Eric A Haan, et al.Pageof 1