1. Outbreak of influenza-like illness in a tour group—Alaska.;Centers for Disease Control and Prevention;MMWR Morb Mortal Wkly Rep,1987
2. Acute respiratory illness among cruise-ship passengers—Asia.;Centers for Disease Control and Prevention;MMWR Morb Mortal Wkly Rep,1988
3. Influenza B virus outbreak on a cruise ship—Northern Europe, 2000.;Centers for Disease Control and Prevention;MMWR Morb Mortal Wkly Rep,2001
4. A large outbreak of influenza A and B on a cruise ship causing widespread morbidity.;Brotherton;Epidemiol Infect,2003
5. Large summertime influenza A outbreak among tourists in Alaska and the Yukon Territory.;Uyeki;Clin Infect Dis,2003