@article{article6677984f, title = {Biofilm on the apical region of roots in primary teeth with vital and necrotic pulps with or without radiographically evident apical pathosis}, author = {Rocha, C. T. and Rossi, Marcos Antonio and Leonardo, M. R. and Rocha, Lenaldo Branco and Nelson Filho, Paulo and Silva, Léa Assed Bezerra da}, year = {2008}, doi = {10.1111/j.1365-2591.2008.01411.x}, journal = {International Endodontic Journal} }