"Our findings could lead to radical changes in protocol, in which CPR is not immediately applied in unwitnessed arrest, and other techniques are used instead... [to] include using controlled reflow (adding specific chemical ingredients...) ...additional lab studies suggest this new... approach could possibly lead to treatments for stroke victims that avoid brain injury, since the same extended period of insufficient blood flow to the brain occurs... [T]here are 700,000 stroke victims annually in the United States alone. Further funding and research... are vitally needed."