Santos, P. E. M. S. ., Coelho, I. A. ., & Silva-Néto, R. P. . (2018). The dark side of the migraine: an analysis of the semiotic of headache of the Pink Floyd’s album. Headache Medicine, 9(4), 196–198. https://doi.org/10.48208/HeadacheMed.2018.22