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Prenatal Diagnosis|March 1, 2000
Screening for trisomy 21 in twin pregnancies in the first trimester using free beta-hCG and PAPP-A, combined with fetal nuchal translucency thicknessK SpencerDyslexia (Chichester, England)|March 8, 2002
Differential effects of orthographic transparency on dyslexia: word reading difficulty for common English wordsK SpencerBJOG : an International Journal of Obstetrics and Gynaecology|November 13, 2001
Age related detection and false positive rates when screening for Down's syndrome in the first trimester using fetal nuchal translucency and maternal serum free betahCG and PAPP-AK SpencerPrenatal Diagnosis|August 22, 2000
The influence of fetal sex in screening for Down syndrome in the second trimester using AFP and free beta-hCGK SpencerClinical Chemistry|June 1, 1991
Evaluation of an assay of the free beta-subunit of choriogonadotropin and its potential value in screening for Down's syndromeK SpencerPrenatal Diagnosis|April 29, 1998
The influence of smoking on maternal serum AFP and free beta hCG levels and the impact on screening for Down syndromeK SpencerAnnals of Clinical Biochemistry|September 1, 1984
Problems associated with the measurement of uric acid using two enzyme-mediated reaction systemsD R James, C P PriceAnnals of Clinical Biochemistry|March 1, 1985
A continuous monitoring spectrophotometric method for the measurement of angiotensin-converting enzyme in human serumG A Maguire, C P PricePageof 52