Funding for this research was provided by:
the Major Projects of Science Research for the 11th and 12th five-year plans of China (2009ZX10004901, 2011ZX10004901, 2013ZX10004904, 2014ZX10004007 and 2014ZX10004008)
Text and Data Mining valid from 2019-07-12
Received: 24 November 2017
Accepted: 31 May 2019
First Online: 12 July 2019
Ethics approval and consent to participate
: The study was approved by the Human Research Ethics Committee of Zhejiang University (HREC reference: 2009 Ethical Review / Scientific Research, No.4) on July 30th, 2009. During implementation, subject profiles were not used for any other irrelevant purposes and it was the responsibility of the Ethics Committee to oversee any other ethical issues. All participates gave their written consent for confirming the use of the health information in EHRs when the community doctors clarified the informed consent contained in the health contract to all residents before signing the contract.
: Not applicable.
: The authors declare that they have no competing interests.