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Continue to ChatThe global burden of headache in children and adolescents - developing a questionnaire and methodology for a global study - https://avesis.istanbul.edu.tr/yayin/d81a2a08-a655-4512-98bd-86b8feb4909e/the-global-burden-of-headache-in-children-and-adolescents-developing-a-questionnaire-and-methodology-for-a-global-study