- Correspondence to Dr Hsien-Chang Lin, School of Public Health, Indiana University, Bloomington, IN 47405, USA;
- Received March 14, 2021
- Accepted July 15, 2021
- First published July 29, 2021.
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.