1. Adams, W. 1873. Its Causes, Pathology, and treatment. Jacksonian Prize Essay for 1864. Churchill, London. (cited by Palmer, R.M. 1964. The genetics of talipes equinovarus.J. Bone Joint Surg. 46A: 542–556).
2. Carter, C. O. 1965. The inheritance of common congenital malformations. In:Progress in medical Genetics Vol. 1V, Steinberg, A. G., Grune and Stratton eds., New York and London, pp. 59–84.
3. Chung, C. S., Memecheck, R. W., Larsen, I. J., and Ching C.H.S. 1969. Genetic and epidemiological studies of clubfoot in Hawaii, general and medical considerations.Hum. Hered. 19: 321–342.
4. Edwards, J. H. 1960. The simulation of mendelism.Acta Genet. Stat. Med. 10: 63–70.
5. Falconer, D. S. 1965. The inheritance of liability to certain diseases, estimated from the incidence among relatives.Ann. Hum. Genet. 29: 51–76.