Household caregiver and teacher instruction to children/students on the use of nonpharmaceutical interventions (NPIs), by concern about being infected with influenza H1N1.
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* Pearson's Chi-square test was used to compare NPIs between caregivers who reported concern and non-concerned caregivers.†Pearson's Chi-square test was used to compare NPIs between caregivers and teachers.Differences were considered statistically significant if p
创建时间：
2015-12-02
