interpretation affect results malignancy compliance protocol second judgment history primary 
malignancy concurrent active treatment presence patients patient actively skin years 
malignancy concurrent requiring active intervention therapy treatment participants immediate requires 
remission malignancy primary years history invasive second complete patients year 
malignancies active concurrent expectant observation killer patients natural requiring history 
second malignancy active currently requiring years primary cancer concurrent treatment 
cancers primary active skin requiring patients systemic treatment second cured