Management and Healthcare Utilization of Patients With Chronic Airway Disease During the COVID-19 Epidemic
NCT04948216
·
clinicaltrials.gov ↗
COMPLETED
Status
153
Enrollment
OTHER
Sponsor class
Conditions
Pulmonary Disease, Chronic Obstructive
Asthma
Interventions
OTHER:
No intervention
Sponsor
Peking University Third Hospital