1. Infection by air;Chapin,1910
2. Pasteur's and Tyndall's study of spontaneous generation;Conant,1957
3. An epidemiological study of illness in families;Dingle;Harvey Lectures,1959
4. Epidemiology of Legionnaires's Disease;Eickhoff;Ann. Int. Med.,1979
5. Airborne transmission and pulmonary deposition of respiratory viruses;Knight,1973