Recruitment Strategies in the Asthma Clinical Research Network
Autor: | Sorkness, C. A., Ford, J. G., Jr, R. F. Lemanske |
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Zdroj: | Controlled Clinical Trials; 2001, Vol. 22 Issue: 6 pS222-S235, 14p |
Databáze: | Supplemental Index |
Externí odkaz: |
Autor: | Sorkness, C. A., Ford, J. G., Jr, R. F. Lemanske |
---|---|
Zdroj: | Controlled Clinical Trials; 2001, Vol. 22 Issue: 6 pS222-S235, 14p |
Databáze: | Supplemental Index |
Externí odkaz: |