Fragoso, Y. D., Carvalho, R., Ferrero, F., Lourenço, D. M. and Paulino, E. R. (2003) “Crying as a precipitating factor for migraine and tension-type headache”, São Paulo Medical Journal, 121(1), pp. 31–33. Available at: https://periodicosapm.emnuvens.com.br/spmj/article/view/2567 (Accessed: 18 March 2025).