AUTHOR=Mikellides Georgios , Koutsomitros Theodoros , Evagorou Olympia , Gkouvas Nikolaos , Su Kuan-Pin , Michael Panayiota TITLE=Editorial: Alternative treatments to classical antidepressants in treatment-resistant depression JOURNAL=Frontiers in Psychiatry VOLUME=Volume 14 - 2023 YEAR=2023 URL=https://www.frontiersin.org/journals/psychiatry/articles/10.3389/fpsyt.2023.1306117 DOI=10.3389/fpsyt.2023.1306117 ISSN=1664-0640