by Stefano, Isabel, Sato, Helena K, Pannuti, Claudio S, Omoto, Tereza M, Mann, George, Freire, Marcos S, Yamamura, Anna M.Y, Vasconcelos, Pedro F.C, Oselka, Gabriel W, Weckx, Lilly W, Salgado, Maria F, Noale, Lucelene F.O, Souza, Vanda A.U.F
Published in Vaccine (05.03.1999)