How vaccines are developed -- and why they're safe | Jen Gunter
TED Talks Daily (HD video) - Un podcast de TED
Bringing transparency to how a vaccine becomes a vaccine, Dr. Jen Gunter breaks down research, development and testing that makes these life-saving therapeutics safe -- long before they reach your local pharmacy. For more on how your body works, tune in weekly to her podcast Body Stuff with Dr. Jen Gunter, from the TED Audio Collective.