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J N Macri

Showing results (31-40 of 76) with videos related to

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Annals of Clinical Biochemistry|January 1, 1993
Free beta-chorionic gonadotropin: a cross-reactivity study of two immunometric assays used in prenatal maternal serum screening for Down's syndromeJ N Macri, K Spencer, R W Anderson, et al.
Obstetrics and Gynecology|December 1, 1976
Maternal serum and amniotic fluid alpha-fetoprotein as a marker of acute fetal distress in a midtrimester abortion modelR R Weiss, J N Macri, J Robins, et al.
Prenatal Diagnosis|July 1, 1996
Urine free beta hCG and beta core in pregnancies affected by Down's syndromeK Spencer, D A Aitken, J N Macri, et al.
American Journal of Obstetrics and Gynecology|December 15, 1982
Second-trimester placental changes associated with elevated maternal serum alpha-fetoproteinE A Perkes, R S Baim, K J Goodman, et al.
Obstetrics and Gynecology|June 1, 1991
Sensitivity and specificity of screening for Down syndrome with alpha-fetoprotein, hCG, unconjugated estriol, and maternal ageJ N Macri, R V Kasturi, D A Krantz, et al.
Prenatal Diagnosis|December 1, 1995
Enhanced twin pregnancy detection within an open neural tube defect and Down syndrome screening protocol using free-beta hCG and AFPV M Barnabei, D A Krantz, J N Macri, et al.
Ultrasound in Obstetrics & Gynecology : the Official Journal of the International Society of Ultrasound in Obstetrics and Gynecology|May 12, 2007
Genetic sonography after first-trimester Down syndrome screeningD A Krantz, T W Hallahan, V J Macri, et al.
American Journal of Obstetrics and Gynecology|March 1, 1987
Maternal serum alpha-fetoprotein screening. II. Pitfalls in low-volume decentralized laboratory performanceJ N Macri, R V Kasturi, D A Krantz, et al.
Lancet (London, England)|January 24, 1976
Letter: Racial differences in maternal serum-alpha-fetoproteinJ N Macri, R R Weiss, K W Elligers, et al.
Lancet (London, England)|September 15, 1979
Risks of amniocentesisR Weiss, R Ebert, J Dichter, et al.
Pageof 8

Showing results (31-40 of 76) with videos related to

Sort By:
Pageof 8
Annals of Clinical Biochemistry|January 1, 1993
Free beta-chorionic gonadotropin: a cross-reactivity study of two immunometric assays used in prenatal maternal serum screening for Down's syndromeJ N Macri, K Spencer, R W Anderson, et al.
Obstetrics and Gynecology|December 1, 1976
Maternal serum and amniotic fluid alpha-fetoprotein as a marker of acute fetal distress in a midtrimester abortion modelR R Weiss, J N Macri, J Robins, et al.
Prenatal Diagnosis|July 1, 1996
Urine free beta hCG and beta core in pregnancies affected by Down's syndromeK Spencer, D A Aitken, J N Macri, et al.
American Journal of Obstetrics and Gynecology|December 15, 1982
Second-trimester placental changes associated with elevated maternal serum alpha-fetoproteinE A Perkes, R S Baim, K J Goodman, et al.
Obstetrics and Gynecology|June 1, 1991
Sensitivity and specificity of screening for Down syndrome with alpha-fetoprotein, hCG, unconjugated estriol, and maternal ageJ N Macri, R V Kasturi, D A Krantz, et al.
Prenatal Diagnosis|December 1, 1995
Enhanced twin pregnancy detection within an open neural tube defect and Down syndrome screening protocol using free-beta hCG and AFPV M Barnabei, D A Krantz, J N Macri, et al.
Ultrasound in Obstetrics & Gynecology : the Official Journal of the International Society of Ultrasound in Obstetrics and Gynecology|May 12, 2007
Genetic sonography after first-trimester Down syndrome screeningD A Krantz, T W Hallahan, V J Macri, et al.
American Journal of Obstetrics and Gynecology|March 1, 1987
Maternal serum alpha-fetoprotein screening. II. Pitfalls in low-volume decentralized laboratory performanceJ N Macri, R V Kasturi, D A Krantz, et al.
Lancet (London, England)|January 24, 1976
Letter: Racial differences in maternal serum-alpha-fetoproteinJ N Macri, R R Weiss, K W Elligers, et al.
Lancet (London, England)|September 15, 1979
Risks of amniocentesisR Weiss, R Ebert, J Dichter, et al.
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