<https://ihs-headache.org/ru/news/ihs-video-chronic-daily-headache/#webpage>
<http://schema.org/description>
"In two new videos Dr Tim Young gives an Introduction to headache: why bother about them, and Russian neurologist Dr Kirill Skorobogatykh talks about the"
<https://ihs-headache.org/ru/news/ihs-video-chronic-daily-headache/>