STUGINSKI-BARBOSA, J.; SPECIALI, J. G. Frequency of headache among the employees of a rubber company in the state of São Paulo, Brazil. São Paulo Medical Journal, [S. l.], v. 129, n. 2, p. 66–72, 2011. Disponível em: https://periodicosapm.emnuvens.com.br/spmj/article/view/1575. Acesso em: 12 mar. 2025.