Differential role of HLA-A and HLA-B, C expression levels as prognostic markers in colon and rectal cancer ========================================================================================================== * Theodoros Michelakos * Filippos Kontos * Tomohiro Kurokawa * Lei Cai * Ananthan Sadagopan * Danielle Krijgsman * Wilko Weichert * Lindy G Durrant * Peter J K Kuppen * Cristina R Ferrone * Soldano Ferrone