Institution: | 1. Department of Geriatrics, The First People's Hospital of Chenzhou, Chenzhou 423000, China;
2. Children's Hospital, The First People's Hospital of Chenzhou, Chenzhou 423000, China;
3. Chongqing Youth Vocational & Technical College, Chongqing 400712, China;
4. Department of Basic Medicine, Xiangnan College of Medicine, Chenzhou 423000, China |