John Williams

Prenatal identification of i(YP) by molecular cytogenetic analysis

R. Falk, B. Wang, Loh‐Chung Yu, 1994, Prenatal diagnosis.

Mosaicism in chorionic villus sampling: An analysis of incidence and chromosomes involved in 2612 consecutive cases

B. Wang, John Williams, Cathi H. Rubin, 1993, Prenatal diagnosis.

Chorionic Villus Sampling: Experience With 3016 Cases Performed by a Single Operator

B. Wang, John Williams, Cathi H. Rubin, 1992, Obstetrics and gynecology.

Apparent non‐mosaic trisomy 16 in chorionic villi: Diagnostic dilemma or clinically significant finding?

T. Mohandas, R. Clark, J. Williams, 1992, Prenatal Diagnosis.

Characterization of i(18p) in prenatal diagnosis by fluorescence in situ hybridization

H. Weier, M. Sakamoto, K. Ying, 1993, Prenatal diagnosis.

Maternal cell contamination in cultured chorionic villi: Comparison of chromosome Q‐polymorphisms derived from villi, fetal skin, and maternal lymphocytes

M. Kaback, A. Medearis, John Williams, 1987, Prenatal diagnosis.

Chorionic villi sampling: laboratory experience with 4,000 consecutive cases.

William Ho, K. Cheng, W. Ho, 1994, American journal of medical genetics.