TY  - JOUR 
T1  - Onchocerciasis in Ecuador: changes in prevalence of ocular lesions in Onchocerca volvulus infected individuals over the period 1980-1990
JO  - Memórias do Instituto Oswaldo Cruz
A1  - Cooper, Philip J
A1  - Proaño, Roberto
A1  - Beltran, Carlos
A1  - Anselmi, Mariela
A1  - Guderian, Ronald H
SN  - 0074-0276
UL  - 10.1590/S0074-02761996000200004
VL  - 91 
Y1  - 1996
PB  - Brasil 
ER  -