对陕南秦巴山区智力低下的现患调查表明，该地区智力低下总患病率为2.70%，标准化患病率为2.68%；
The prevalence and adjusted rate of Mental Retardation(M. R. ) were 2.70% and 2.68% in the Qin-Ba Mountain Area in South-Shaanxi;
对陕南秦巴山区智力低下的现患调查表明，该地区智力低下总患病率为2.70%，标准化患病率为2.68%；
The prevalence and adjusted rate of Mental Retardation(M. R. ) were 2.70% and 2.68% in the Qin-Ba Mountain Area in South-Shaanxi;
应用推荐