1. Primary atypical pneumonia;Idstrom;Bull. U. S. Army Med. Dept.,1944
2. Epidemic pulmonary disease;Cain;M. Clin. North America,1949
3. Cave sickness: a new disease entity?;Washburn;Am. J. Pub. Health,1948
4. Pneumonitis of unknown etiology in a group of men exposed to pigeon excreta;Feldman;J. Clin. Investigation,1948
5. Roentgenologic aspects of diffuse miliary granulomatous pneumonitis of unknown etiology;Felson;Am. J. Roentgenol.,1950