Two congenital deaf and dumb pedigrees were reported,the hereditary model of two congenital deaf and dumb pedigree was autosome recessive heredity,which controlled by two pairs of genes.
英
美
- 报道了两个先天性聋哑家系.;这两个家系中的先天性聋哑属常染色体隐性遗传,且有两对基因控制。