AUTHOR=Amendola Simone TITLE=Chaos and confusion in Hikikomori research. Commentary on “The suitability of outing frequency as a definition of hikikomori (prolonged social withdrawal)” JOURNAL=Frontiers in Psychiatry VOLUME=14 YEAR=2023 URL=https://www.frontiersin.org/journals/psychiatry/articles/10.3389/fpsyt.2023.1199359 DOI=10.3389/fpsyt.2023.1199359 ISSN=1664-0640