Disposable or reusable humidifiers?
F D
FD
Daschner
D003362:Cost-Benefit Analysis; D004209:Disposable Equipment / Q000191:economics*; D004389:Durable Medical Equipment / Q000191:economics*; D006801:Humans; D009330:Nebulizers and Vaporizers / Q000191:economics*; D012037:Refuse Disposal / Q000191:economics*