Columbia subject headings:
Emergency communication systems--United States--Evaluation.
Emergency management--United States--Evaluation.
First responders--Equipment and supplies.
Government communication systems--United States--Evaluation.
Public safety radio service--United States--Evaluation.
Telecommunication policy--United States--Evaluation.
Harvard subject headings:
Emergency communication systems--United States--Evaluation.
Emergency management--United States--Evaluation
First responders--Equipment and supplies.
Government communication systems--United States--Evaluation.
Public safety radio service--United States--Evaluation.
Telecommunication policy--United States--Evaluation.
Princeton subject headings:
Emergency communication systems--United States--Evaluation.
Emergency management--United States--Evaluation.
First responders--Equipment and supplies.
Government communication systems--United States--Evaluation.
Public safety radio service--United States--Evaluation.
Telecommunication policy--United States--Evaluation.