2nd course treatment.surgery.other regional disease:Prid:Pt:Cancer.XXX:Nom
2nd course treatment.surgery.other regional disease:prid:pt:cancer.xxx:nom
2nd course treatment.surgery.other regional disease:Presence or Identity:To identify measures at a point in time:Cancer.Not specified:Nominal
2nd course treatment.surgery.other regional disease:presence or identity:to identify measures at a point in time:cancer.not specified:nominal