LONDON, England, Sept. 17 -- Cephalalgia, a peer-reviewed journal that says it features all aspects of headache from the International Headache Society, published research articles on the following topics in its September 2022 edition:

Original Articles:

* The headache and aura-inducing effects of sildenafil in patients with migraine with aura

* Primary headache disorders in adolescents in North- and South-Tyrol: Findings of the EVA-Tyrol-Study