Listen to NPR's story for contemporary opinions against how this might not work for humans. http://www.npr.org/sections/health-shots/2017/04/19/523975844/human-

Listen to NPR's story for contemporary opinions against how this might not work for humans. http://www.npr.org/sections/health-shots/2017/04/19/523975844/human-umbilical-cord-blood-helps-aging-mice-remember-study-finds http://www.npr.org/sections/health-shots/2017/04/19/52397584...