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Derivation of study sample from the National Health and Nutrition Examination Survey (NHANES) III, 1988–1994. Abbreviations: CMV, cytomegalovirus; HSV-1, herpes simplex virus-1; NES, Neurobehavioral Evaluation System; sp-MMSE, short portable Mini-Mental State Examination WISC-R, Wechsler Intelligence Scale for Children–Revised; WRAT-R, Wide Range Achievement Test–Revised.
