Yellow alert: a color for every situation.
Snelling
Dave
D
Arvada Police Department, Colorado, USA.
Dick
Thom
T
D001364:Awareness; D004634:Emergency Medical Technicians / Q000523:psychology*; D006801:Humans; D007398:Interpersonal Relations; D016272:Occupational Health; D014481:United States; D014754:Violence / Q000517:prevention & control*