AUTHOR=Adams James David , Hsieh Ching-Liang , Gualdani Roberta TITLE=Editorial: Chronic pain: what is the mechanism? JOURNAL=Frontiers in Pharmacology VOLUME=15 YEAR=2024 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2024.1496510 DOI=10.3389/fphar.2024.1496510 ISSN=1663-9812