Date 1st cancer Rx (any).COC:Date:Pt:Cancer.XXX:Qn
date 1st cancer rx (any).coc:date:pt:cancer.xxx:qn
Date 1st cancer Rx (any).COC:Date:Pt:Cancer.XXX:Qn
date 1st cancer rx (any).coc:date:pt:cancer.xxx:qn