Affiliation: | 1. Laboratory of Immunosenescence, Institute of Biomedical Research, Pontifical Catholic University of the Rio Grande do Sul (PUCRS), Porto Alegre, Brazil;2. BD Biosciences, São Paulo, Brazil;3. Department of Internal Medicine, School of Medicine, UFMG, Belo Horizonte, Brazil;4. Faculty of Psychology, PUCRS, Porto Alegre, Brazil;5. Faculty of Biosciences, PUCRS, Porto Alegre, Brazil |