Columbia subject headings:
Airway (Medicine)--Handbooks, manuals, etc.
Respiratory emergencies--Handbooks, manuals, etc.
Respiratory intensive care--Handbooks, manuals, etc.
Harvard subject headings:
Airway (Medicine)--Handbooks, manuals, etc.
Respiratory emergencies--Handbooks, manuals, etc.
Respiratory intensive care--Handbooks, manuals, etc.
Princeton subject headings: