TY - JOUR T1 - Gene Activity in Early Development JF - Journal of Medical Genetics JO - J Med Genet SP - 192 LP - 192 DO - 10.1136/jmg.7.2.192 VL - 7 IS - 2 AU - Ursula Mittwoch Y1 - 1970/06/01 UR - http://jmg.bmj.com/content/7/2/192.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -