[THE EFFECTIVENESS OF HUMIDIFIERS].
D004864:Equipment and Supplies; D006794:Household Articles; D006795:Household Products; D006801:Humans; D006813:Humidity; D009330:Nebulizers and Vaporizers; D012140:Respiratory Tract Diseases
EQUIPMENT AND SUPPLIES; HUMIDITY; RESPIRATORY TRACT DISEASES
DIE WIRKSAMKEIT VON LUFTBEFEUCHTERN.