1. Teaching and Research Office of Chinese Pharmacy, The College of Pharmacy of Shaanxi University of Chinese Medicine, Xianyang, Shaanxi, China
2. Department of Emergency, Affiliated Hospital of Shaanxi University of Chinese Medicine, Xianyang, Shaanxi, China
3. The Office of Drug Clinical Trial Institution, The Second Affiliated Hospital of Shaanxi University of traditional Chinese Medicine, Xianyang, Shaanxi, China
4. Department of Gastroenterology, Affiliated Hospital of Shaanxi University of Chinese Medicine, Xianyang712000, Shaanxi, China