1. Maternal progestins as a possible cause of hypospadias;Aarskog;N. Engl. J. Med.,1979
2. Clinical and cytogenetic studies in hypospadias;Aarskog;Acta Paediatr. Scand. (Suppl.),1970
3. Genetic determinants of urologic disease;Burger;Urol. Clin. North Am.,1974
4. Multifactorial genetic disease;Carter,1973
5. Genetic studies on hypospadias in males;Chen;J. Med. Genet.,1971