Steiner, Timothy J
Linde, Mattias
Schnell-Inderst, Petra
Article History
Received: 2 April 2021
Accepted: 26 May 2021
First Online: 1 July 2021
Declarations
:
: Not applicable.
: Not applicable.
: TJS is a Director and Trustee of <i>Lifting The Burden</i>, a UK-registered non-governmental organization conducting the Global Campaign against Headache in official relations with the World Health Organization (WHO). Otherwise, no author declares a conflict of interest in relation to the content of this manuscript.