False. They are peer reviewed. For example, super_great_doctor_bob @ ihub (fictitious name) can't just submit some random abstract at these conferences. The presentation info is reviewed by a medical board before being allowed to present.
NYAS reviews content of all presentations submitted for consideration. It's required that the presentation goes through peer review before it's accepted by NYAS. DCVax passed peer review.
Mark Reardon, of Harvard and Dana Farber, who ran failed Rindopepimut GBM trial, said the DCVax trial was a great success.