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Browse 4,312 clinical trials for asthma. Find studies that match your criteria and connect with research centers.
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Showing 4021-4040 of 4,312 trials
NCT01048073
Acute respiratory infection (ARI) constitutes a leading cause of morbidity, hospitalization and mortality worldwide. The most common etiologic agents of ARI's, especially in children, are viruses. The study objective is to determine the viral and bacterial etiologies of ARIs in patients with lower respiratory tract infection in South East Asia. This is a laboratory based surveillance study, in which the archival specimens from hospitalized patients will be tested for respiratory pathogens other than influenza viruses Standard descriptive statistics will be used to present the findings
NCT00156481
This study involves in-depth interviews with parents of urban children with asthma and focus groups with additional parents in order to understand their attitudes and beliefs about smoking.
NCT00156494
This study involves telephone surveys of parents of young urban children with and without asthma to assess attitudes about smoking including personal smoking bans in their homes and cars, and beliefs about public policies regarding smoking.