- Correspondence to Dr Kristin M Wall, Department of Epidemiology, Rollins School of Public Health, Laney Graduate School, Emory University, Atlanta, GA 30322, USA;
- Received June 10, 2020
- Revised August 24, 2020
- Accepted August 25, 2020
- First published September 16, 2020.
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.