- Correspondence to Thuy TT Le, Department of Health Management and Policy, University of Michigan School of Public Health, Ann Arbor, MI 48109, USA;
- Received September 23, 2020
- Revised December 29, 2020
- Accepted January 2, 2021
- First published February 25, 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.