42 days, no new cases, outbreak declared over.

The World Health Organization waited out the recommended quarantine period past the last case before calling it done; the cruise ship MV Hondius had 13 cases and 3 deaths.

Researchers across 21 countries are now studying how the rare, person-to-person Andes strain develops.

Sources: Aol, India Today, Al Jazeera Online, CNA, news24