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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 1821-1840 of 4,312 trials
NCT03004586
The goal of this clinical research study is to compare the effectiveness of a smaller, 25-gauge needle when used in an endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) instead of a standard 22-gauge needle. The safety of the needles will also be studied.
NCT04141917
This study is a stepped-wedge cluster-randomized trial of on-site rapid testing and treatment for influenza in homeless shelters within the Seattle area to determine whether this strategy reduced the incidence of influenza in the shelter environment.