| 摘 要： | Reducing the morbidity of children is vital toimprovement of the quality of the wholepopulation. In order to effectively help reducethe birth of sick and disabled children, a retrospectivesurvey was conducted in northeast China's LiaoningProvince between 1990-1992 to study the main causesleading to disabilities and explore ways to preventthem.The survey covered both urban and rural areas of thewhole province, involving a total of 8,508 first-birthchildren with sickness or disability, 6,092 se…
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