1. PPGCEM, Post-Graduate Program in Science and Engineering Materials; UNESC-University of the South of Santa Catarina; Criciúma SC Brazil
2. HCPA, Hospital de Clínicas de Porto Alegre, Rio Grande do Sul; Porto Alegre RS Brazil
3. LABIOMAT, Laboratory of Biomaterials, Department of Materials; Federal University of Rio Grande do Sul, UFRGS; Porto Alegre RS Brazil