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South African Medical Journal = Suid-Afrikaanse Tydskrif Vir Geneeskunde|November 16, 2016
Intimate partner violence at a tertiary institutionK Spencer, M Haffejee, G Candy, et al.Annals of Clinical Biochemistry|June 17, 1999
Accuracy of Down's syndrome risks produced in a prenatal screening programK SpencerPrenatal Diagnosis|September 18, 2001
Screening for trisomy 21 in twin pregnancies in the first trimester: does chorionicity impact on maternal serum free beta-hCG or PAPP-A levels?K SpencerScandinavian Journal of Clinical and Laboratory Investigation. Supplementum|January 1, 1993
Screening for Down's syndrome. The role of intact hCG and free subunit measurementK SpencerAnnals of Clinical Biochemistry|July 1, 1976
A study of factors influencing continuous flow kinetics: the use of serum calcium estimation as a modelK SpencerPrenatal Diagnosis|July 5, 2001
Between pregnancy biological variability of first trimester markers of Down syndrome: implications for screening in subsequent pregnanciesK SpencerTalanta|October 1, 1984
Development of a light-scattering immunoassay for thyroxine-binding prealbumin in plasma or serumK SpencerAmerican Journal of Obstetrics and Gynecology|January 1, 1993
Free alpha-subunit of human chorionic gonadotropin in Down syndromeK SpencerPrenatal Diagnosis|January 1, 1995
The influence of gravidity on Down's syndrome screening with free beta hCGK SpencerPrenatal Diagnosis|January 1, 1997
Between-pregnancy biological variability of maternal serum alpha-fetoprotein and free beta hCG: implications for Down syndrome screening in subsequent pregnanciesK SpencerPageof 43