Confirmation bias is real. The AMA must teach med students to practice medicine based upon tried and trued accepted methods. I have family members who lost their humor and creative genes (temporarily) in order to shine in medicine and closely related fields. Standardization plays a significant role in global functioning.
That said, breakthroughs happen. Penicillin, anesthesia, open heart surgery, MRIs, etc.
Various studies say we are lagging behind in cancer therapy innovation.
DCVAX-Direct is long overdue.