USC researchers have developed a polio vaccine that doesn't require refrigeration, meaning it could someday be used all over the world to deliver the final blow to this longtime foe.

USC researchers have developed a polio vaccine that doesn't require refrigeration, meaning it could someday be used all over the world to deliver the final blow to this longtime foe.: https://ift.tt/2E1SKAn Read more... https://ift.tt/2Qlp7iT