TY  - JOUR 
T1  - Trypanosoma cruzi: Maintenance in Culture Modify Gene and Antigenic Expression of Metacyclic Trypomastigotes
JO  - Memórias do Instituto Oswaldo Cruz
A1  - Contreras, Víctor T
A1  - De Lima, Ana Rita
A1  - Zorrilla, Gelu
SN  - 0074-0276
UL  - 10.1590/S0074-02761998000600011
VL  - 93 
Y1  - 1998
PB  - Brasil 
ER  -