The Ministry of Health warned Hanoi to watch for the virus. Hanoi's health department must check people coming into the city's airport. They must also check vehicles and goods for the virus. The department will train staff to use protective equipment. Hospitals must prepare to treat patients with the virus. They must also follow rules to prevent the spread of the virus. If a hospital finds a case of the virus, it must tell the health department. Local authorities will also watch for the virus and work with hospitals to investigate cases.

Cambodia is preparing.

Cambodia's health ministry has increased checks at its airport.

The airport is checking temperatures and preparing isolation areas.

On May 8, Cambodia's health minister checked the airport's preparations. The minister looked at isolation areas and security checks.

The health ministry told the airport to be ready for cases of the virus. The airport must have a system to respond quickly to suspected cases.

The ministry's disease control center has prepared teams to respond to the virus. The center is also checking that laboratories have the necessary equipment.

The center is telling the public how to prevent the virus. It is also working with groups to share information.

A person is wearing a face mask on a cruise ship.

The World Health Organization warned that more cases of the virus could appear. However, the organization said the outbreak could be contained if precautions are taken.

There was an outbreak of the virus on a cruise ship. The ship had traveled from Argentina. Seven cases were found, including two confirmed cases and five suspected cases. Three people died.

Hantavirus is a disease that rodents can spread to humans. It can be spread through contaminated food or contact with infected rodents. The symptoms include fever, headache, and muscle pain. There is no specific treatment for the disease.