stella
beta
A Multicenter, Prospective Cohort Study of Preserved Ratio Impaired Spirometry(PRISm) in a Population β Stella
Recruiting
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Trial locations
(6 sites)
China
Peking University First Hospital, Beijing, Beijing Municipality
Peking University First Hospital, Beijing, Beijing Municipality
The First Hospital of Qinhuangdao, Qinhuangdao, Hebei
Tianjin Medical University General Hospital, Tianjin, Tianjin Municipality
Shandong Provincial Hospital Affiliated to Shandong University, Jingβan
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