Completed Clinical Characteristics, Treatment and Prognosis of Chest Tightness Variant Asthma NCT03237221 Conditions Airway Responsiveness, Asthma, Bronchial Diseases, +22 more Locations Beijing Chao-Yang Hospital — Beijing, Beijing Municipality, China Beijing Tongren Hospital, Capital Medical University — Beijing, Beijing Municipality, China China-Japan Friendship Hospital — Beijing, Beijing Municipality, China Xinqiao Hospital，Third Military Medical University — Chongqing, Chongqing Municipality, China View all 34 locations View more locations Show fewer locations Loading locations... View Trial Details
