@inbook{inbook59e2ffc1,
title   = {Gengivectomia-Gengivoplastia},
author = {Giorgi, Sérgio Mauro and Lotufo, Roberto Fraga Moreira and Lascala, Nelson Thomaz},
year = {1999},
publisher = {Artes Médicas},
journal   = {Compêndio terapêutico periodontal}
}