title: The motor performance of educable mentally retarded and intellectually normal boys after covariate control for differences in body size.
mesh_terms: D000886:Anthropometry; D001835:Body Weight; D002648:Child; D006801:Humans; D008607:Intellectual Disability / Q000503:physiopathology*; D008297:Male; D009048:Motor Skills; D013223:Statistics as Topic