Previously submitted to: JMIR Public Health and Surveillance (no longer under consideration since May 07, 2024)
Date Submitted: May 30, 2019
Open Peer Review Period: Jun 3, 2019 - Jul 21, 2019
(closed for review but you can still tweet)
Warning: This is an author submission that is not peer-reviewed or edited. Preprints - unless they show as "accepted" - should not be relied on to guide clinical practice or health-related behavior and should not be reported in news media as established information.