[1] Univ Estadual Campinas UNICAMP, Hosp Clin, Nucleo Vigilancia Epidemiol, Sao Paulo, Brazil
[2] Ctr Vigilancia Epidemiol Prof Alexandre Vranjac S, Sao Paulo, Brazil
[3] Secretaria Estado Saude Sao Paulo, Inst Adolfo Lutz, Sao Paulo, Brazil
[4] Serv Controle Infeccao Hosp, Sao Paulo, Brazil
[5] SMS Campinas, Sao Paulo, Brazil
[6] Epidemiol Grp Novartis Vaccines & Diagnost Srl, Siena, Italy
[7] Univ Sao Paulo, Fac Ciencias Med, Disciplina Mol Infecciosas, Estadual Campinas UNICAMP, Sao Paulo, Brazil