TY - JOUR T1 - Digital subtraction radiographic analysis of the combination of bioabsorbable membrane and bovine morphogenetic protein pool in human periodontal infrabony defects JO - Journal of Applied Oral Science A1 - Guimarães, Maria do Carmo Machado A1 - Passanezi, Euloir A1 - Sant'Ana, Adriana Campos Passanezi A1 - Grechi, Sebastião Luiz Aguiar A1 - Taba Junior, Mario SN - 1678-7757 UL - 10.1590/S1678-77572010000400010 VL - 18 Y1 - 2010 PB - Brasil ER -