AUTHOR=Singh Balwinder , Romo-Nava Francisco , Cuellar-Barboza Alfredo B. TITLE=Editorial: Neurobiological Underpinnings of Bipolar Disorder and Its Treatment JOURNAL=Frontiers in Psychiatry VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/psychiatry/articles/10.3389/fpsyt.2021.726362 DOI=10.3389/fpsyt.2021.726362 ISSN=1664-0640