Liampas I., Papathanasiou S., Tsikritsis N., Roka V., Roustanis A., Ntontos T., Kyriakopoulos C., Raptopoulou M., Eythimiadi G., Giakimova-Polyzou V., Kalliora C., Tasios V., Papageorgiou A., Dardiotis E. (2021)
Objective: To investigate the relationship between frequent episodic tension-type headache (FE-TTH) and 25-hydroxyvitamin-D (25(OH)D), folate, vitamin B12, and magnesium. Design-Methods: A prospective case-control study ...