Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2021 Jun 3;23(6):e19697. doi: 10.2196/19697

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

©Alicia Chung, Dorice Vieira, Tiffany Donley, Nicholas Tan, Girardin Jean-Louis, Kathleen Kiely Gouley, Azizi Seixas. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 03.06.2021.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in the Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on https://www.jmir.org/, as well as this copyright and license information must be included.

PMC Copyright notice

PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) flowchart for the articles that met the final inclusion process. Grey literature includes The New York Academy of Medicine Grey Literature Report and the OAIster database from the OCLC (Online Computer Library Center). ERIC: Education Resources Information Center; SciELO: Scientific Electronic Library Online.