AUTHOR= Frontiers Editorial Office TITLE=Retraction: Mental health problems among front-line healthcare workers caring for COVID-19 patients in Vietnam: a mixed methods study JOURNAL=Frontiers in Psychology VOLUME=15 YEAR=2024 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2024.1378832 DOI=10.3389/fpsyg.2024.1378832 ISSN=1664-1078