[1] Univ Sao Paulo, Sch Vet Med & Anim Sci, Dept Pathol, Ave Prof Doutor Orlando Marques Paiva 87, BR-05508270 Sao Paulo, Brazil
[2] Presbyterian Mackenzie Univ, Hlth Sci Inst, Rua Consolacao 930, BR-01302907 Sao Paulo, Brazil
[3] Sch Hlth Sci IGESP, Rua Consolacao 1025, BR-01301000 Sao Paulo, Brazil
[4] Ctr Univ Amer, Rua Augusta 1508, BR-01304001 Sao Paulo, Brazil