A face-to-face interview of participants in HUNT 3: the impact of the screening question on headache prevalence von Hagen, Knut, Zwart, John-Anker, Aamodt, Anne Hege, Nilsen, Kristian Berhard, Bråthen, Geir, Helde, Grethe, Stjern, Marit, Tronvik, Erling A., Stovner, Lars Jacob

Volltext