TY - JOUR T1 - Avulsion of permanent teeth: analysis of the efficacy of na informative campaign for professionals from elementary schools JO - Journal of Applied Oral Science A1 - Mori, Graziela Garrido A1 - Castilho, Lithiene Ribeiro A1 - Nunes, Daniele Clapes A1 - Turcio, Karina Helga Leal A1 - Molina, Rodrigo Otoboni SN - 1678-7757 UL - 10.1590/S1678-77572007000600015 VL - 15 Y1 - 2007 PB - Brasil ER -