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Cost of disorders of the brain in Europe 2010Anders Gustavsson, Jes Olesen, Brenda Gannon et al.|European Neuropsychopharmacology|2011Cited by 1.7k
Diagnosis, prevalence estimation and burden measurement in population surveys of headache: presenting the HARDSHIP questionnaireTimothy J. Steiner, Lars Jacob Stovner, Gopalakrishna Gururaj et al.|The Journal of Headache and Pain|2014Cited by 211
The methodology of population surveys of headache prevalence, burden and cost: Principles and recommendations from the Global Campaign against HeadacheLars Jacob Stovner, Timothy J. Steiner, Mohammed Al Jumah et al.|The Journal of Headache and Pain|2014Cited by 209
Medication overuse headache: a critical review of end points in recent follow-up studiesKnut Hagen, Lars Jacob Stovner|The Journal of Headache and Pain|2010Cited by 66