#' @importFrom S4Vectors isSingleString metadata metadata<- SimpleList DataFrame #' @importFrom SummarizedExperiment SummarizedExperiment #' @importFrom readr read_tsv read_delim type_convert #' @importFrom MultiAssayExperiment MultiAssayExperiment #' @importFrom TCGAutils generateMap TCGAbarcode #' @import RTCGAToolbox NULL