1. A comparison of haloperidol and behavior therapy and their interaction in autistic children;Campbell;This Journal,1978
2. Current status of drug research and treatment with autistic children;Campbell;J. Ped. Psychol.,1977
3. Levodopa and levoamphetamine;Campbell;Curr. Ther. Res.,1976
4. Measurement of drug effects in autistic children;Cohen;Psychopharm. Bull.,1978
5. Applied Multiple Regression/Correlation Analysis for the Behavioral Sciences.;Cohen,1975