Soares-Filho, G. L. F., Freire, R. C., Biancha, K., Pacheco, T., Volschan, A., Valença, A. M., & Nardi, A. E. (2009). Use of the hospital anxiety and depression scale (HADS) in a cardiac emergency room: chest pain unit . Clinics, 64(3), 209-214. https://doi.org/10.1590/S1807-59322009000300011