intCor		  Correlation of Correlations calculation.
intcorDens	  Plot of density functions of integrative correlations.
intersection	  Obtain ExpressionSet with all common genes in a mergeExpressionSet.
class.mergeCor	A class for storing data relevant to integrative correlation coefficients.
class.mergeCoeff  A class for storing regression coefficients.
mergeData	  MergeMaid instance data for merging.
mergeExprs      Merges gene expression data from different studies.
class.mergeExpressionSet	A class for merged microarray data, and methods for processing them.
modelOutcome		Compare regression coefficients across studies.
