Edson Marchiori1
, José Luiz N Ferreira2
, Carolina N Bittencourt3
, César A de Araújo Neto4
, Gláucia Zanetti5
, Cláudia M Mano6
, Alair ASD Santos6
and Alberto D Vianna6 
1
Fluminense Federal University, Rua Thomaz Cameron, 438, Valparaiso, CEP 25685.120, Petrópolis, Rio de Janeiro, Brazil
2
Hospital São Rafael, Salvador, Rua Dr Antonio Monteiro 105, Salvador, Bahia, Brazil
3
Hospital Otavio Mangabeira, Rua Pacifico Pereira, 457, Garcia, Salvador, Bahia, Brazil
4
Bahia Federal University, Rua Professor Clementino Fraga, 198, Ondina, Salvador, Bahia, Brazil
5
Petrópolis Faculty of Medicine, Rua Coronel Veiga, 733, Centro, Petrópolis, Rio de Janeiro, Brazil
6
Fluminense Federal University, Rua Dr Paulo Alves, 110, Ingá, Niterói, Rio de Janeiro, Brazil