Geneva, March 23 -- International Clinical Trials Registry received information related to the study (ChiCTR2600120417) titled 'Research on the Role of Pulmonary Microbiome in the Development of Chronic Respiratory Diseases and Clinical Intervention' on March 13.

Study Type: Observational study

Study Design: Cohort study

Primary Sponsor: The second affiliated hospital of Zhejiang University school of medicine

Condition: Asthma, Chronic Obstructive Pulmonary Disease, and Bronchiectasis

Intervention: Bronchiectasis Group:N/A COPD Group:N/A

Recruitment Status: Recruiting

Phase: N/A

Date of First Enrollment: 2026-01-15

Target Sample Size: Bronchiectasis Group:600;COPD Group:600;Asthma Group:600;

Countries of Recruitment: Chin...