The development of a method for using virtual controls for evaluating disseminated drug use prevention programs / Hansen, William B.
| Author/creator | Hansen, William B. |
| Format | Electronic |
| Publication Info | [S.l.] : Sage Publications Ltd, |
| Supplemental Content | Full text available from SAGE Research Methods Cases: Medicine and Health |
| General note | Title from content provider. |
| Access restriction | Available only to authorized users. |
| Technical details | Mode of access: World Wide Web |
| Genre/form | Electronic books. |