False, patients wouldn't pass the trial screener if they had tumor burden -- read the trial protocol screener.
"Primary therapy must consist of surgical resection with the intent for a gross or near total resection of the contrast-enhancing tumor mass, followed by conventional external beam radiation therapy and concurrent Temodar chemotherapy. Patients having a biopsy only will be excluded. These primary treatments must be completed at least two weeks prior to first immunization."
Ignore the facts that NWBO has clearly stated if you dig for it.
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