Letícia Helena Theodoro1, JosØ Eduardo C. Sampaio1, Patrícia Haypek2, Luciano Bachmann3, Denise Maria Zezell3, Valdir Gouveia Garcia4
1 Department of Periodontology, Araraquara Dental School, State University of S1⁄4o Paulo,
2 Araraquara, S1⁄4o Paulo, Brazil, Laboratory Lasers in Dentistry – LELO, S1⁄4o Paulo Dental School, University of S1⁄4o Paulo, USP, S1⁄4o Paulo, Brazil
3 Center of Laser Applications – CLA, Instituto de Pesquisas EnergØticas,e Nucleares – IPEN, , S1⁄4o Paulo, Brazil and
4 Department of Periodontology, AraÅatuba Dental School, State University of S1⁄4o Paulo, AraÅatuba, S1⁄4o Paulo, Brazil
J Periodont Res 2006; 41; 381–390