American health officials said those who were aboard the MV Hondius will not be quarantined if they show no symptoms The US decision not to quarantine passengers of the hantavirus-stricken cruise ship, the MV Hondius, could be dangerous, the chief of the World Health Organization has said. Since April 11, three people aboard the Dutch-flagged Atlantic liner have died from the rare pathogen, which is typically spread through contact with infected rodent droppings, urine or saliva, while several others have contracted the disease. The vessel was carrying 147 passengers and crew from 23 countries. On Sunday, 17 Americans and one UK national residing in the US disembarked the vessel, which docked at the Spanish island of Tenerife, and are currently on their way back home. The passengers will be flown to the National Quarantine Unit in Nebraska for what US health officials have described as a brief visit to check their health, not quarantine.…