disaster prevention and emergency aid
emergency aid decision- making system
emergency aid decision-making
emergency-aid movable communication system
first-aid emergency system
knowledge of emergency aid
first-aid patients in emergency
be in an emergency; report an emergency; ask for emergency help
aid retain and aid draining
first-aid of the first aid
Retention Aid and Drainage Aid
120 Emergency Alarm System
120 Prehospital Emergency System
Abdominal surgical emergency
Ability of emergency management