|  |  | Number of samples |
---|
Dataset ID | Reference | Array type | ER+ | ER- |
---|
HE | Hess et al. [44] | One channel oligo | 82 | 51 |
MI | Miller et al. [38] | One channel oligo | 213 | 34 |
MN | Minn et al. [39] | One channel oligo | 57 | 42 |
VA | van't Veer et al. [34] | Two channels cDNA | 53 | 44 |
WA | Wang et al. [40] | One channel oligo | 209 | 77 |