TY  - JOUR 
T1  - Useful Web sites for researchers studying proteins
JO  - Brazilian Journal of Medical and Biological Research
A1  - Mafra, C.L.
A1  - Paula, S.O.
A1  - Ozaki, L.S.
A1  - Patarroyo, J.H.
SN  - 0100-879X
UL  - 10.1590/S0100-879X1997000300001
VL  - 30 
Y1  - 1997
PB  - Brasil 
ER  -