12 feb 1973 año - Rotavirus
Descripción:
 Rotavirus was discovered in 1973 by Ruth Bishop from the Royal Children's Hospital in Melbourne. Ruth has developed a vaccine she hopes can defeat the virus. But instead of saving the lives of children around the world, the very last box of the vaccine sits in a fridge in Melbourne. 
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fecha:
12 feb 1973 año
Ahora mismo
 ~ 52 years ago 
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