- Correspondence to Dr An-Quan Xue, Refractive Surgery Center, The Eye Hospital of Wenzhou Medical University, Wenzhou 325000, China;
- Received September 19, 2017
- Revised January 17, 2018
- Accepted February 23, 2018
- First published March 8, 2018.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.