Influence of age, sex, and IQ differences on behavior of profound retardates as measured by the rating scale technique.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000704:Analysis of Variance; D001519:Behavior; D002648:Child; D003142:Communication; D005247:Feeding Behavior; D005260:Female; D006801:Humans; D008607:Intellectual Disability; D007360:Intelligence; D008297:Male; D010988:Play and Playthings; D011569:Psychiatric Status Rating Scales; D012737:Sex Factors; D014039:Toilet Training