Bottiroli, S., Viana, M., Sances, G., Ghiotto, N., Guaschino, E., Galli, F., Vegni, E., Pazzi, S., Nappi, G., & Tassorelli, C. (2016). Psychological factors associated with failure of detoxification treatment in chronic headache associated with medication overuse. Cephalalgia: An International Journal of Headache, 36(14), 1356–1365. https://doi.org/10.1177/0333102416631960