title: Observations on pathogenic organisms in the airborne state.
mesh_terms: D000336:Aerosols; D000391:Air Microbiology; D000818:Animals; D005537:Aphthovirus / Q000302:isolation & purification; D002294:Carcinoma, Squamous Cell; D002460:Cell Line; D002478:Cells, Cultured; D006813:Humidity; D007668:Kidney; D007822:Laryngeal Neoplasms; D017955:Poliovirus / Q000302:isolation & purification; D011817:Rabbits; D012302:Rinderpest virus / Q000302:isolation & purification; D013552:Swine; D014780:Viruses / Q000302:isolation & purification*
chemical_list: D000336:Aerosols