O. E. HAYRAN Et Al. , "Validation of a headache questionnaire based on IHS Criteria in the Turkish Headache Prevalence Study," 9th Congress of the International Headache Society, Barcelona-Spain , 1999
HAYRAN, O. E. Et Al. 1999. Validation of a headache questionnaire based on IHS Criteria in the Turkish Headache Prevalence Study. 9th Congress of the International Headache Society, Barcelona-Spain .
HAYRAN, O. E., SİVA, A., & ZARİFOĞLU, M., (1999). Validation of a headache questionnaire based on IHS Criteria in the Turkish Headache Prevalence Study . 9th Congress of the International Headache Society, Barcelona-Spain
HAYRAN, Osman, AKSEL SİVA, And MEHMET ZARİFOĞLU. "Validation of a headache questionnaire based on IHS Criteria in the Turkish Headache Prevalence Study," 9th Congress of the International Headache Society, Barcelona-Spain, 1999
HAYRAN, Osman E. Et Al. "Validation of a headache questionnaire based on IHS Criteria in the Turkish Headache Prevalence Study." 9th Congress of the International Headache Society, Barcelona-Spain , 1999
HAYRAN, O. E. SİVA, A. And ZARİFOĞLU, M. (1999) . "Validation of a headache questionnaire based on IHS Criteria in the Turkish Headache Prevalence Study." 9th Congress of the International Headache Society, Barcelona-Spain .
@conferencepaper{conferencepaper, author={Osman Erol HAYRAN Et Al. }, title={Validation of a headache questionnaire based on IHS Criteria in the Turkish Headache Prevalence Study}, congress name={9th Congress of the International Headache Society, Barcelona-Spain}, city={}, country={}, year={1999}}