Fig. 1From: Uniparental disomy is a chromosomic disorder in the first placeDistribution of 4879 cases with maternal and paternal UPD and UPD cases in which parental origin was not determined is shown in A. In B only those 4530 UPD cases are summarized for which parental origin was determined. In C for all 4879 it is shown when a karyotype was providedBack to article page