The term first aid is a noun phrase. First Aid means (1) emergency care given before regular medical aid can be obtained.
The Quisto editorial staff has evaluated these websites and placed them in the First Aid information category.
KidsHealth - First Aid & Safety
Keeping your child safe is your top priority. Learn how to protect your child inside the house and out, what to do in an emergency, how to stock a first-aid kit, where to call for help, and more.
MayoClinic.com - First-Aid Guide
First Aid section of this award-winning consumer health and medical information web site.
MedlinePlus - First Aid
First Aid information from the U.S. National Library of Medicine.