Debate and argument: the utility of the term pervasive developmental disorder.
Volkmar
F R
FR
Child Study Center, Yale University, New Haven, CT 06510-8009.
Cohen
D J
DJ
D001321:Autistic Disorder / Q000175:diagnosis*; D002648:Child; D002659:Child Development Disorders, Pervasive / Q000175:diagnosis*; D006801:Humans; D009626:Terminology as Topic