M. A. dos S. Queiroga, N. de P. P. Moreno, C. B. O. de Figueiredo, M. H. de N. G. de Abreu, and C. B. Brasileiro, “Evaluation of radiographic errors performed by dental students in intraoral radiographic techniques”, Arq Odontol, vol. 46, no. 2, May 2016.