Research in the Journal of Infectious Diseases ( 2006 ) provided evidence that L. pneumophila can travel at least 6 km from its source by airborne spread .
L. pneumophila is the causative agent of Legionnaires ' disease .
Research in the Journal of Infectious Diseases ( 2006 ) provided evidence that L. pneumophila , the causative agent of Legionnaires ' disease , can travel at least 6 km from its source by airborne spread .