• Paranasal sinus opacification in headache sufferers: A population-based imaging study (the HUNT study-MRI). 

      Hansen, Aleksander Grande; Stovner, Lars Jacob; Hagen, Knut; Helvik, Anne-Sofie; Thorstensen, Wenche Moe; Nordgård, Ståle; Bugten, Vegard; Eggesbø, Heidi Beate (Journal article; Peer reviewed, 2016)
      Background: The association between headache and paranasal sinus disease is still unclear. Because of symptom overlap, the two conditions are not easily studied on the basis of symptoms alone. The aim of the present study ...