Silva Neto, Ulisses Xavier da, and Ivaldo Gomes de Moraes. 2003. “ Sealing Capacity Produced by Some Materials When Utilized under Furcation Perforations of Extract Human Molars ”. Journal of Applied Oral Science 11 (1): 27-33. https://doi.org/10.1590/S1678-77572003000100006.