1 Department of Geriatrics, Guangyuan Hospital of Traditional Chinese Medicine, Guangyuan, 628000, China. Electronic address: zhangyang434589@sina.com.
2 Department of Geriatrics, Guangyuan Hospital of Traditional Chinese Medicine, Guangyuan, 628000, China.
3 Department of Medical, Hanyuan Hospital of Traditional Chinese Medicine, Yaan, 625302, China.