1. Department of Pharmacology, Institution of Chinese Integrative Medicine; Hebei Medical University; Shijiazhuang China
2. Department of Pharmacology; Hebei University of Chinese Medicine; Shijiazhuang China
3. Department of Respiratory; The Second Hospital of Hebei Medical University; Shijiazhuang China
4. Department of Pharmacology; Hebei Medical University; Shijiazhuang China