References
- Cole S. G., Watterson O. A treatment typology for drug abuse in the DARP: 1971–1972 admissions. The Effectiveness of Drug Abuse Treatment, S. B. Sells, D. D. Simpson. Ballinger, Cambridge, Massachusetts 1976; Vol. 3
- Hornick C. W., Demaree R. G., Sells S. B., Neman J. F. Measurement of Post-DARP Outcomes: The Definition of a Composite and of Differential Outcome Groups. Institute of Behavioral Research, Texas Christian University, Fort Worth, Texas 1977, IBR Report 77–17
- James L. R., Hammond T. I., Hartman E. A., Sells S. B. A typology of treatment process for drug abuse. The Effectiveness of Drug Abuse Treatment, S. B. Sells, D. D. Simpson. Ballinger, Cambridge, Massachusetts 1976; Vol. 3
- Joe G. W., Singh B. K., Lehman W., Garland J., Sells S. B. Retention Outcomes of Drug Abuse Treatment Organizations: A Study of Drug Treatment Clinics in a National Data System. Institute of Behavioral Research, Texas Christian University, Fort Worth, Texas 1979, IBR Report 79–17
- Lowinson J. H., Millman R. B. Clinical aspects of methadone maintenance treatment. Handbook on Drug Abuse, R. I. DuPont, A. Goldstein, J. O'Donnell. U.S. Government Printing Office, Washington, DC 1979
- Nie N. H., Hull C. H., Jenkins J. G., Steinbrenner K., Bent D. H. Statistical Package for the Social Sciences. McGraw-Hill, New York 1975
- Sells S. B. The Effectiveness of Drug Abuse Treatment. Vols. 1 and 2. Ballinger, Cambridge, Massachusetts 1974
- Sells S. B., Demaree R. G., Hornick C. W. Comparative Effectiveness of Drug Abuse Treatment Modalities. U.S. Government Printing Office, Washington, DC 1979, National Institute on Drug Abuse, Services Research Administrative Report
- The Effectiveness of Drug Abuse Treatment, S. B. Sells, D. D. Simpson. Ballinger, Cambridge, Massachusetts 1976; Vols. 3–5
- Sells S. B., Simpson D. D. The case for drug abuse treatment effectiveness based on the DARP research program. Br. J. Addict. 1980; 75(2)117–131
- Simpson D. D. The relation of time spent in drug abuse treatment to posttreatment outcome. Am. J. Psychiatry 1979; 136(11)1449–1453
- Simpson D. D. Treatment for drug abuse: Follow-up outcomes and length of time spent. Arch. Gen. Psychiatry 1981; 38: 875–880
- Simpson D. D., Joe G. W. Sample Design and Data Collection: National Follow-up Study of Admissions to Drug Abuse Treatment in the DARP during 1969–1972. Fort Worth: Institute of Behavioral Research, Texas Christian University, Fort Worth, Texas 1977, IBR Report 77–8
- Simpson D. D., Lloyd M. R., Gent M. J. Reliability and Validity of Data: National Follow-up Study of Admissions to Drug Abuse Treatments in the DARP during 1969–1972. Institute of Behavioral Research, Texas Christian University, Fort Worth, Texas 1976, IBR Report 76–18
- Simpson D. D., Lloyd M. R., Savage L. J. Sample Design and Data Collection for the Follow-up Study of 1972–1973 DARP Admissions. Institute of Behavioral Research, Texas Christian University, Fort Worth, Texas 1979, IBR Report 79–14
- Simpson D. D., Lloyd M. R., Sells S. B. Nonresponse Bias in the Follow-up Sample of 1972–1973 DARP Admissions. Institute of Behavioral Research, Texas Christian University, Fort Worth, Texas 1979, IBR Report 79–16
- Simpson D. D., Savage L. J. Drug abuse treatment readmissions and outcomes. Arch. Psychiatry 1980; 37(8)896–901
- Simpson D. D., Savage L. J., Lloyd M. R. Follow-up evaluation of treatment of drug abuse during 1969 to 1972. Arch. Gen. Psychiatry 1979; 36: 772–780
- Simpson D. D., Savage L. J., Lloyd M. R., Sells S. B. Evaluation of Drug Abuse Treatments Based on First Year Follow-up. U.S. Government Printing Office, Washington, DC 1978, National Institute on Drug Abuse, Services Research Monograph No. ADM 78–701
- Simpson D. D., Savage L. J., Sells S. B. Evaluation of Outcomes in the First Year after Drug Abuse Treatment: A Replication Study Based on 1972–1973 DARP Admissions. Institute of Behavioral Research, Texas Christian University, Fort Worth, Texas 1980, IBR Report 80–8. National Technical Information Service, Springfield, Virginia, Report No. PB 81–128076
- Simpson D. D., Sells S. B. Highlights of the DARP Follow-up Research on the Evaluation of Drug Abuse Treatment Effectiveness. Institute of Behavioral Research, Texas Christian University, Fort Worth, Texas 1981, IBR Report 81–3
- Simpson D. D., Sells S. B. Evaluation of Drug Abuse Treatment Effectiveness: Summary of the DARP Follow-up Research. U.S. Government Printing Office, Washington, DC, National Institute on Drug Abuse Treatment Research Report. In Press