| Preferred analysis methods for Affymetrix GeneChips. II. An expanded, balanced, wholly-defined spike-in dataset Recent countries visiting this post |  |
 | 6 | United States |
 | 3 | |
 | 1 | Russian Federation |
| Preferred analysis methods for Affymetrix GeneChips. II. An expanded, balanced, wholly-defined spike-in dataset Recent countries visiting this post | |
| 6 | United States |
| 3 | |
| 1 | Russian Federation |