Funding for this research was provided by:
Shanghai Municipal Health and Family Planning Commission (NSFS No. 20164Y0086)
Shanghai Anticancer Association EYAS PROJECT (SACA-CY1C03)
Article History
Received: 23 January 2020
Accepted: 10 May 2020
First Online: 23 May 2020
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: All human studies have been approved by the appropriate ethics committee and have, therefore, been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: All persons gave their informed consent prior to their inclusion in the study.