PT - JOURNAL ARTICLE AU - M. A. Ferguson-Smith AU - M. E. Ferguson-Smith TI - Screening for fetal chromosome aberrations in early pregnancy AID - 10.1136/jcp.29.Suppl_10.165 DP - 1976 Jan 01 TA - Journal of Clinical Pathology PG - 165--176 VI - 29 IP - Suppl 10 4099 - http://jcp.bmj.com/content/29/Suppl_10/165.short 4100 - http://jcp.bmj.com/content/29/Suppl_10/165.full SO - J Clin Pathol1976 Jan 01; 29