The History of the International Headache Classification (open access)
Hosted By
Henrik Schytz
An interview with Jes Olesen
![Jes Olesen](https://ihs-headache.org/wp-content/uploads/2020/05/Jes-Olesen-1-190x190-c-default.jpg)
![Henrik Winther Schytz](https://ihs-headache.org/wp-content/uploads/2020/06/Henrik-Winther-Schytz-190x190-c-default.jpg)
Hosted By
Henrik Schytz
An interview with Jes Olesen