CCL:Info on Principle Compmonent Analysis

> I am looking for a nice review article on Principle Component Analysis
 > as applicable to QSAR studies. It should be written for beginners.
 > Name: Prashant Desai
 > e-maol: pradesa # - at - #
 Have a look at a very nice tutorial:
 PCA, in:
 Chemometrics and Intelligent Lab. Systems 2 (1987) 37-52