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Prenatal Diagnosis|April 1, 1996
Effect of gravidity on maternal serum markers for Down's syndromeG Barkai, B Goldman, L Ries, et al.British Medical Journal (Clinical Research Ed.)|March 7, 1981
Trends in tar, nicotine, and carbon monoxide yields of UK cigarettes manufactured since 1934N Wald, R Doll, G CopelandBritish Journal of Cancer|December 1, 1986
Serum retinol and subsequent risk of cancerN Wald, J Boreham, A BaileyUltrasound in Obstetrics & Gynecology : the Official Journal of the International Society of Ultrasound in Obstetrics and Gynecology|June 3, 2008
Correlation between nuchal translucency and nuchal skin-fold measurements in Down syndrome and unaffected fetusesR Maymon, A L Zimerman, Z Weinraub, et al.Prenatal Diagnosis|March 10, 2001
Maternal serum human chorionic gonadotrophin levels in systemic lupus erythematosus and antiphospholipid syndromeR Maymon, H Cuckle, I K Sehmi, et al.Mutation Research|June 1, 1992
Chromosome aberrations reduced in whole-body irradiated mice by pretreatment with cyanideJ Schubert, S F Pan, N WaldLancet (London, England)|January 15, 1977
Carboxyhaemoglobin levels in smokers of filter and plain cigarettesN Wald, M Idle, P G SmithBMJ (Clinical Research Ed.)|January 1, 1994
How effective is nicotine replacement therapy in helping people to stop smoking?J L Tang, M Law, N WaldUltrasound in Obstetrics & Gynecology : the Official Journal of the International Society of Ultrasound in Obstetrics and Gynecology|November 23, 2005
A model for second-trimester Down syndrome sonographic screening based on facial landmarks and digit length measurementR Maymon, F Ushakov, D Waisman, et al.Prenatal Diagnosis|September 1, 1993
Expanding multiple marker screening for Down's syndrome to include Edward's syndromeG Barkai, B Goldman, L Ries, et al.Pageof 16