Penteado, L. A. M., Pinho, R. C. M., Santos, N. B. dos, Vajgel, B. de C. F. and Cimões, R. (2018) “The impact of dental anxiety and dental fear on the periodontal status and quality of life among dental patients”, Brazilian Journal of Oral Sciences. Limeira, SP, 17, p. e18220. doi: 10.20396/bjos.v17i0.8653836.