Arruda, M. A. .; Arruda, R.; Albuquerque, R. C. A. P. .; Bigal, M. E. . Uncommon Headache Syndromes in the Pediatric Population. Headache Med 2011, 2 (2), 50-60. https://doi.org/10.48208/HeadacheMed.2011.11.