1Ezaki M. Radial polydactyly[J ]. Hand Clin, 1990,6:577.
2洪光祥,王炜.手部先天性畸形[M].2版.北京:人民卫生出版社,2004:164.
3顾玉东 王澍寰 侍德.手外科学[M].上海：上海科学技术出版社,2002..
4Kawabata H, Tada K, Masada K, et al. Revision of residual deformities after operations for duplication of the thumb[J ]. J Bone Joint Surg Am, 1990, 72: 988.
5Castilla E, Paz J, Mutchinick O, et al. Polydactyly: a genet- ic study in South America[J]. Am J Hum Genet, 1973, 25 : 405.
4Kawabata H, Tada K, Masada K, et al. Revision of residual deformities after operations for duplication of the thumb. J Bone Joint Surg (Am), 1990,72:988-98.
5Benatar N. Thumb duplication - simple surgery for a common problem? Handchir Mikrochir Plast Chir, 2004,36:137-140.
6Zguricas J, Heus H, Morales-Peralta E, et al. Clinical and genetic studies on 12 preaxial polydactyly families and refinement of the localization of the gene responsible to a 1.9 cM region on chromosome 7q36. J Med Genet,1999;36(1):32.
7Castilla EE, Lugarinho da Fonseca R, da Graca Dutra M, et al. Epidemiological analysis of rare polydactylies. Am J Med Genet,1996;65(4):295.
8Honein MA, Paulozzi LJ, Watkins ML. Maternal smoking and birth defects: validity of birth certificate data for effect estimation. Public Health Rep,2001;116(4):327.
9Engel LS, O'Meara ES, Schwartz SM. Maternal occupation in agriculture and risk of limb defects in Washington State, 1980-1993. Scand J Work Environ Health,2000;26(3):193.
10Aberg A, Westbom L, Kallen B. Congenital malformations among infants whose mothers had gestational diabetes or preexisting diabetes. Early Hum Dev,2001;61(2):85.
