Officials don't seem very alarmed yet, but they're keeping tabs on human metapneumovirus (HMPV)
(Newser) -
It's been five years since we first started hearing about a contagion out of China called the coronavirus, and now there's word of a new virus causing concern. The Guardian reports that cases of human metapneumovirus, or HMPV, have been surging in the northern part of the country,...