Role of key informants and direct patient interviews in epidemiological studies of substance abuse.
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| Title: | Role of key informants and direct patient interviews in epidemiological studies of substance abuse. |
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| Authors: | Cicero, Theodore J.1 Cicerot@wustl.edu, Ellis, Matthew S.1, Paradis, Alethea1, Ortbal, Zachary1 |
| Source: | Pharmacoepidemiology & Drug Safety. Mar2011, Vol. 20 Issue 3, p308-312. 5p. 1 Chart, 1 Graph. |
| Database: | Environment Complete |
| ISSN: | 10538569 |
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| DOI: | 10.1002/pds.2075 |
