Wird geladen...
Volunteer bias in nonrandomized evaluations of the efficacy of needle-exchange programs
OBJECTIVE: Nonrandomized comparisons of the incidence of HIV and hepatitis B and C between injection drug users (IDUs) who do and do not attend voluntary needle-exchange programs may be subject to bias. To explore possible sources of bias, we examined characteristics associated with voluntarily begi...
Gespeichert in:
| Hauptverfasser: | , , , , , |
|---|---|
| Format: | Artigo |
| Sprache: | Inglês |
| Veröffentlicht: |
Springer-Verlag
2000
|
| Schlagworte: | |
| Online Zugang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3456613/ https://ncbi.nlm.nih.gov/pubmed/10741846 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1007/BF02350966 |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|