3) Nance, W. E. et al.: X-linked Mixed Deafness with Congenital Fixation of the Stapedial Footplate and Perilymphatic Gusher. Birth Defects Orig. Art. Ser. 7: 64-69, 1971.
4) Herrman, J.: Symphalangism and Brachydactyly Syndrome: Report of the WL Symphalangism-Brachydactyly Syndrome, Birth Defects 10: 23-54, 1974.