Thứ Tư, 6 tháng 12, 2017

NPR News: Vaccine Safety Concerns Shut Down Immunization Campaign In Philippines

Vaccine Safety Concerns Shut Down Immunization Campaign In Philippines
It took 20 years and $1.5 billion dollars to develop a vaccine for dengue, a deadly mosquito-borne virus. After it finally got approval in many countries, a complication has surfaced.

Read more on NPR
Children's Health
December 6, 2017 at 12:38AM

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