Do you really want to delete this element? It will be recoverable after this operation.
Update group?
Do you really want to update this data element group and all subgroups recursively? This action may take a while, please be patient!
Time of recurrence (metastasis diagnosis)
Weeks between primary diagnosis and diagnosed recurrence. If only months is available, conversion is weeks := months * 4. Any re-occurrence of cancer, be it a local re-occurrence, a lymph node metastasis, or a distant metastasis