Uzun Cicek A, Ucuz I, Bolayir E. Frequency of headache and related clinical factors in children and adolescents with tic disorders . annalsmedres [Internet]. 2021 May 25 [cited 2024 Jul. 22];27(9):2272-80. Available from: http://annalsmedres.org/index.php/aomr/article/view/958