Following the command below
query <- GDCquery(project = "TCGA-PRAD", data.category = "Clinical",file.type = "xml") GDCdownload(query) clinical.radiation <- GDCprepare_clinic(query, directory = "GDCdata", clinical.info = "patient")
I downloaded the data in CSV file and found there are some patient ID with multiple entries . As an example
11R means ? So as
Is there any manual or weblink to find the details on barID.