Polio Was Almost Eradicated. This Year It Staged a Comeback.


Health
Poliomyelitis, Vaccination and Immunization, Viruses, Sewers and Sewage, Paralysis, Feces, Disease Rates By BY APOORVA MANDAVILLI from NYT Health https://ift.tt/V2OGPjf

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How safe is the Boeing 787 Dreamliner, really?

Long before the Air India tragedy, the cause of which is still to be determined, people who had worked on the 787 had raised concerns about ...