RT Journal Article SR Electronic T1 D1 ring chromosome in newborn with peculiar face, polydactyly, imperforate anus, arrhinencephaly, and other malformations. JF Journal of Medical Genetics JO J Med Genet FD BMJ Publishing Group Ltd SP 399 OP 401 DO 10.1136/jmg.7.4.399 VO 7 IS 4 A1 Biles, A R A1 Lüers, T A1 Sperling, K YR 1970 UL http://jmg.bmj.com/content/7/4/399.abstract AB