A History of Short Words

From the New York Times Crossword Puzzle

CPR

Tue, 23 Apr '24
Kind of training required for most city P.D.s
Sun, 21 Apr '24
E.M.T.'s technique
Wed, 14 Feb '24
___ training (requirement for H.S. graduation in most states)
Mon, 8 Jan '24
Lifesaving skill, in brief
Sun, 17 Dec '23
Required E.M.T. skill
Sun, 12 Nov '23
It can be a lifesaver, in brief
Sun, 8 Oct '23
Skill practiced on a manikin, for short
Tue, 8 Aug '23
Red Cross training subject, in brief
Sun, 21 Mar '21
Part of lifeguard training
Fri, 5 Mar '21
E.R. procedure that can be done to the beat of "Stayin' Alive"
Sat, 13 Feb '21
Breathing exercises, in brief?