@article{guimarães_passanezi_sant'ana_grechi_taba junior_2010,  title={Digital subtraction radiographic analysis of the combination of bioabsorbable membrane and bovine morphogenetic protein pool in human periodontal infrabony defects},  volume={18},  ISSN={1678-7757},  url={https://doi.org/10.1590/S1678-77572010000400010},  DOI={10.1590/S1678-77572010000400010},  number={4},  journal={Journal of Applied Oral Science},  publisher={Faculdade De Odontologia De Bauru - USP},  author={Guimarães, Maria do Carmo Machado and Passanezi, Euloir and Sant'Ana, Adriana Campos Passanezi and Grechi, Sebastião Luiz Aguiar and Taba Junior, Mario},  year={2010},  month={Jul},  pages={379–384} }