Assertion: bland aerosol | /r/HasProperty | heated water humidifiers
Facets:
Source sentences:
text: 7.3 Bland aerosol for humidification when the upper airway has been bypassed is not as efficient or effective as are heated water humidifiers or adequately designed heat moisture exchangers (HME) because of the 7.3.1 Difficulties in maintaining temperature at patient airway