Will work for free. Are volunteerism rates falling?
Margolis
Gregg S
GS
National Registry of EMTs.
Studnek
Jon
J
Fernandez
Antonio R
AR
D004634:Emergency Medical Technicians / Q000191:economics*; D006801:Humans; D014342:Truth Disclosure; D014481:United States; D014838:Volunteers / Q000706:statistics & numerical data