Weighted Gene Coexpression Analysis (WGCNA) was performed as described (Supplementary Methods 2)16, 17, 20. Module characterizations used Enrichment Analysis Systematic Explorer35. R (http://www.r-project.org/) was used for analysis and visualization (Supplementary Methods 2), principal component analysis (PCA), multidimensional scaling (MDS), and to transform MDS embedding into MNI space (Supplementary Methods 3).
