title: Investigation of a respiratory disease associated with an air-conditioning system.
abstract: This paper describes the investigation of respiratory disease presenting in a group of men employed on the printing floor of a factory. The air-conditioning units supplying this floor were found to be contaminated with a variety of micro-organisms. The specific cause of the disease was not identified but an alteration in the system of humidification led to the complete resolution of symptoms.
mesh_terms: D000368:Aged; D000389:Air Conditioning; D000391:Air Microbiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases / Q000175:diagnosis / Q000209:etiology*; D011233:Precipitin Tests; D012129:Respiratory Function Tests; D012140:Respiratory Tract Diseases / Q000175:diagnosis / Q000209:etiology*; D012882:Skin Tests; D014242:Trichoderma / Q000302:isolation & purification