Pereira Cruz, G. K., M. A. Ferreira Júnior, I. C. de Azevedo, V. E. P. Santos, S. B. da Silva, M. L. Ivo, V. G. Taboza Flores, and E. de A. Pereira Gonçalves. “Clinical Profile of Patients Subject to Penetrating Keratoplasty in a Brazilian Reference Service”. Bioscience Journal, vol. 34, no. 6, Dec. 2018, pp. 1758-64, doi:10.14393/BJ-v34n6a2018-36225.