1. Biology Department Biology Department, State of Paraiba University Campina Grande Paraiba Brazil
2. National Institute of Populational Medical Genetics–INAGEMP Porto Alegre Rio Grande do Sul Brazil
3. Medical Genetics Service Hospital de Clinicas de Porto Alegre Porto Alegre Rio Grande do Sul Brazil
4. Alcides Carneiro University Hospital ‐ HUAC, Federal University of Campina Grande Campina Grande Paraiba Brazil
5. Department of Genetics UFRGS Porto Alegre Rio Grande do Sul Brazil