Shea Sarah E
Department of Pediatrics, Dalhousie University, Division of Developmental Pediatrics, Halifax, Nova Scotia, Canada.
Semin Pediatr Neurol. 2006 Dec;13(4):262-70. doi: 10.1016/j.spen.2006.09.010.
Mental retardation (MR) is a life long condition that affects 6 million American and 560,000 Canadian children under the age of 14. This review discusses the definition of MR, an approach to investigation, common comorbidities, and a general approach to management.
智力迟钝（MR）是一种终身疾病，影响着600万美国和56万14岁以下的加拿大儿童。本综述讨论了智力迟钝的定义、调查方法、常见合并症以及一般管理方法。
