3Dandona L,Dandona R, Srinivas M, et al. Blindness in theIndian state of Andhra Pradesh. Invest Ophthalmol Vis Sci, 2001,42: 908-916.
4RetNet. The retinal information network ( DB/OL). 2011 [ June21]. http://www. sph. uth. tmc. edu/RetNet/. Stephen PD.Administrator, The Univ. of Texas Health Science Center atHouston.
6Mohammed A,Aldahmesh LAS,Hisham A,et al. Molecularcharacterization of retinitis pigmentosa in Saudi Arabia. Mol Vis,2009, 15: 2464-2469.
7Kumaramanickavel G, Joseph B,Vidhya A, et al. Consanguinityand ocular genetic diseases in South India : analysis of a five-yearstudy. Community Genet, 2002 , 5: 182-185.
8Huang Y, Zhang J, Li C, et al. Identification of a novelhomozygous nonsense mutation in EYS in a Chinese family withautosomal recessive retinitis pigmentosa. BMC Med Genet, 2010,11: 121-126.
9Port KE, Bittles AH. A population-based estimate of theprevalence of consanguineous marriage in Western Australia.Community Genet, 2001,4:97-101.
