Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Food

How long did it take to make the chicken pox vaccine?


Dr. Michiaki Takahashi developed the vaccine within 5 years

{{ relativeTimeResolver(1623864858094) }}

LIVE
Points points 106
Rating

Similar Questions
Sign in to view all similar questions

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE