1. Faculdade de Ciências Farmacêuticas de Ribeirão Preto – USP Departamento de Análises Clínicas Toxicológicas e Bromatológicas Ribeirão Preto SP Brazil
2. Fundação Oswaldo Cruz – FIOCRUZ Rio de Janeiro RJ Brazil
3. Division of Microbiology Office of Regulatory Science Center for Food Safety and Applied Nutrition U.S. Food and Drug Administration College Park Maryland USA