As fresh air becomes crucial to fighting the spread of the coronavirus, modern office buildings that depend on air conditioning may need to rethink their design — and draw inspiration from the past to do it.
Four of the 13 patients who died have tested positive for Neisseria meningitidis serogroup C.
Health authorities believe it to be an accidental poisoning event, but are cautiously monitoring the situation.
"Eight people have died and six are seriously ill and still in the hospital.”