dizygotic twins concordant for down syndrome: implication for establishing a national birth defect registry in iran
نویسندگان
چکیده
no abstract.
منابع مشابه
Dizygotic Twins Concordant for Down Syndrome: Implication for Establishing a National Birth Defect Registry in Iran
The prevalence of Down Syndrome (DS) has increased in association with increasing maternal age (1). The prevalence of multiple births, particularly dizygotic births has also increased in association with increasing maternal age (2). Surprisingly , the risk of DS in twins is significantly lower than in singletons due to early fetal loss of DS in multiple pregnancies, particularly in pregnancies ...
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عنوان ژورنال:
iranian journal of public healthجلد ۴۵، شماره ۱۲، صفحات ۱۶۶۷-۱۶۶۸
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