1. Department of Geriatrics, First Affiliated Hospital of Shenzhen University, Shenzhen Second People’s Hospital, Shenzhen, China
2. Department of Endocrinology, The 2nd Clinical Medical College of Jinan University, Shenzhen People’s Hospital, Shenzhen, China
3. Department of Nursing, First Affiliated Hospital of Shenzhen University, Shenzhen Second People’s Hospital, Shenzhen, China