AUTHOR=Messina Roberta , Goadsby Peter J. , Filippi Massimo 

TITLE=Editorial: Functional and Structural Brain Alterations in Headache: A Trait or a State?

JOURNAL=Frontiers in Neurology

VOLUME=11

YEAR=2020

URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2020.00859

DOI=10.3389/fneur.2020.00859

ISSN=1664-2295