Huang, Xinwei
Zhang, Hong
Guo, Xiaoran
Zhu, Zongxin
Cai, Haibo
Kong, Xiangyang
Funding for this research was provided by:
The National Natural Science Foundation of China (81460007)
the Cooperative Innovation Center for Old-age Care and Geriatric Health of Sichuan Province of China (YLZBZ1515)
the Natural Science Foundation of Sichuan provincial department of education of China (17A0130)
Article History
Received: 11 April 2018
Accepted: 6 June 2018
First Online: 28 June 2018
Ethics approval and consent to participate
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: The authors declare that they have no competing interests.
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