1. Departamento de Genética, Universidade Federal de Pernambuco, Recife, Brazil
2. Genetic Immunology laboratory, Institute for Maternal and Child Health—IRCCS, Burlo Garofolo, Trieste, Italy
3. Departamento de Genética, Instituto Federal de Pernambuco, Pesqueira, Brazil
4. Department of Medicine, Surgery and Health Sciences, University of Trieste, Trieste, Italy