@article{articlea595424e,
title   = {Scanning electron microscopy of the apical structure of human teeth},
author = {Leonardo, Mário Roberto and Rossi, Marcos Antonio and Bonifácio, Kléber Cortês and Silva, Léa Assed Bezerra da and Assed, Sada},
year = {2007},
journal   = {Ultrastructural Pathology}
}