export(EWAS_plots, EWAS_QC, EWAS_series, P_correlation, P_lambda, translate_header)
importFrom("grDevices", "dev.off", "palette", "png")
importFrom("graphics", "abline", "axis", "boxplot", "hist", "lines",
           "mtext", "par", "plot", "points", "polygon", "text")
importFrom("stats", "cor", "median", "pchisq", "ppoints", "qbeta",
           "qchisq", "quantile")
importFrom("utils", "flush.console", "read.table", "write.table") 
