a key file with gene labels/identifiers corresponding to the genes in this dataset is available upon request from Michel Schummer, email: michel@drschummer.de
reference: Pepe MS, Longton GM, Anderson GL,and Schummer M. Selecting differentially expressed genes from microarray experiments. Biometrics 59(1):133-42. 2003.
53 observations correspond to ovarian tissue samples from 23 ovarian Ca cases and 30 controls
g* variables correspond to 1536 microarray gene spots