TY  - JOUR 
T1  - Neural networks and statistical analysis for classification of corneal videokeratography maps based on Zernike coefficients: a quantitative comparison
JO  - Arquivos Brasileiros de Oftalmologia
A1  - Carvalho, Luis Alberto Vieira de
A1  - Barbosa, Marconi Soares
SN  - 0004-2749
UL  - 10.1590/S0004-27492008000300006
VL  - 71 
Y1  - 2008
PB  - Brasil 
ER  -