I just read baout this and felt it was important enough to share. Moderators may remove if inappropriate.

http://www.cbsnews.com/8301-504763_162-57505273-10391704/up-to-10000-yosemite-visitors-possibly-exposed-to-hantavirus/

Not only in state & federal parks.................

 Hantavirus can be contracted anywhere a mouse habitates............In your camper is one ,    cabinets ,drawers under sinks and stove areas...Keep it clean and keep them out and life is good!!!!