1. Immunogenetic and Chronic-Degenerative Diseases Laboratory, School of Medicine, University of Brasilia, Brasilia, Brazil.
2. Methodologies Applied to Infectious Diseases Laboratory, School of Medicine, University of Brasilia, Brasilia, Brazil.
3. Clinical Analysis Laboratory, Immunology Sector, University of Brasilia Hospital, University of Brasilia, Brasilia, Brazil.
4. Department of Mathematics, School Science and Technology, Mathematics and Applications Center, New University of Lisbon, Lisbon, Portugal.