China also reported its first case on the mainland (after a case was confirmed in Hong Kong) which said it was found in a passenger who traveled to the country from the U.S.
According to Thailand's Prime Minister, Abhisit Vejjajiva, "The returned lab result confirmed that it was the infection, but the person has recovered from it."
Finland officials said all close relatives of the two cases were uninfected, and that other contacts were being traced.
Cuban authorities assured that only one out of the suspected 84 cases of the virus returned positive.
China emphasized that it had found and isolated nearly all those who traveled on flights with the infected individual.
Thus far, Mexico has had 2,059 laboratory confirmed human cases of infection including 56 deaths. The U.S. confirmed 2,600 confirmed cases that include three deaths. Canada has 330 reported cases with one death and Costa Rica has had eight reported lab cases that include one death.
Countries with official reported cases of the virus but no reported deaths are Argentina (1), Australia (one), Austria (one), Brazil (eight), China (two), Colombia (three), Denmark (one), El Salvador (four), France (13), Germany (12), Guatemala (one), Ireland (one), Israel (seven), Italy (nine), Japan (four), Netherlands (three), New Zealand (seven), Norway (two), Panama (16), Poland (one), Portugal (one), Republic of Korea (three), Spain (95), Sweden (two), Switzerland (one) and the UK (55).
WHO continues to advise against travel restrictions to anyone feeling well.