Project ALERT: a cluster randomized trial.
Autor: | Ringwalt CL, Clark HK, Hanley S, Shamblen SR, Flewelling RL |
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Zdroj: | Archives of Pediatrics & Adolescent Medicine; Jul2009, Vol. 163 Issue 7, p625-632, 8p |
Databáze: | Complementary Index |
Externí odkaz: |