TY  - JOUR 
T1  - Main features of DNA-based immunization vectors
JO  - Brazilian Journal of Medical and Biological Research
A1  - Azevedo, V.
A1  - Levitus, G.
A1  - Miyoshi, A.
A1  - Cândido, A.L.
A1  - Goes, A.M.
A1  - Oliveira, S.C.
SN  - 0100-879X
UL  - 10.1590/S0100-879X1999000200002
VL  - 32 
Y1  - 1999
PB  - Brasil 
ER  -