Buttiëns M, Fryns J P, Jonckheere P, Brouckmans-Buttiëns K, Van den Berghe H
Hum Genet. 1985;71(1):86-8. doi: 10.1007/BF00295675.
The association of postaxial polydactyly type A and congenital scalp defect in a 15-year-old severely mentally retarded male confirms the previously reported suggestion that the combination of both anomalies represents a new distinct entity with autosomal dominant inheritance and variable expression.