General comment detail

Update of BDgene for V2013q4 version

V2013q4 version of BDgene has been updated. In this update, 10 new papers in the last quarter have been included in BDgene. In addition, the SNP and gene annotation information have been updated to Ensembl GRCh37.p13. For the enrichment analysis for core genes and cross-disorder genes, enrichment analysis for KEGG pathway is also included in this version.