The British passengers will have to self-isolate for 45 days

Eight suspected cases of hantavirus have been linked to the boat, which sailed from southern Argentina

WHO warns the number of cases could rise due to the long incubation period of the virus, but said the overall public health risk was low

Five cases have been confirmed in the outbreak on the MV Hondius cruise

The British passengers will have to self-isolate for 45 days

Some 22 British passengers and crew on board the MV Hondius ship are expected to reach Tenerife