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Discover 19,775 clinical trials near Cleveland, Ohio. Find research studies in your area.
Showing 4121-4140 of 19,775 trials
NCT06376994
This is a multi-center randomized, sham-controlled clinical trial to determine the effectiveness of an air cleaner intervention aimed at improving indoor air quality on reducing COPD exacerbation risk and improving quality of life, functional status, rescue medication use.
NCT02000089
Johns Hopkins clinical research office quality assurance group will monitor and audit this study at Johns Hopkins. The Sub Investigator at each site will be responsible for internal monitoring at their site.