PT - JOURNAL ARTICLE AU - Croci, G AU - Franchi, F TI - Parental mosaicism in de novo translocation (21q21q) Down's syndrome. AID - 10.1136/jmg.28.7.502 DP - 1991 Jul 01 TA - Journal of Medical Genetics PG - 502--502 VI - 28 IP - 7 4099 - http://jmg.bmj.com/content/28/7/502.short 4100 - http://jmg.bmj.com/content/28/7/502.full SO - J Med Genet1991 Jul 01; 28