An Epidemiological Investigation on the Correct Wearing of Face Mask

Clinical trial NCT04474028 · COMPLETED

Trial details

NCT number: NCT04474028
Sponsor: Fuwai Yunnan Cardiovascular Hospital
Status: COMPLETED
Study type: OBSERVATIONAL

Respiratory Infectious Diseases

Start date: 2020-06-19
Primary completion: 2020-08-31
Enrollment: 6000

View on ClinicalTrials.gov

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