title: [Clinical epidemiological study on the use of ultrasonic humidifier in low-humidity rooms of apartment buildings heated by a central heating system (author's transl)].
mesh_terms: D003139:Common Cold / Q000453:epidemiology*; D006361:Heating; D006798:Housing; D006801:Humans; D006813:Humidity; D007564:Japan; D014465:Ultrasonics