Affiliation: | 1. Unit of Basic Oral Investigation, School of Dentistry, El Bosque University, Bogotá, Colombia.;2. Division of Periodontics, School of Dentistry, El Bosque University.;3. MSc Dentistry Program, School of Dentistry, Ibirapuera University, S?o Paulo, Brazil.;4. Department of Periodontics, College of Dentistry, The University of Iowa, Iowa City, IA. |