The big one.
Nordberg
M
M
D000818:Animals; D004189:Disaster Planning; D004190:Disasters; D004285:Dogs; D004631:Emergency Medical Service Communication Systems; D004632:Emergency Medical Services; D005107:Explosions; D006786:Hospitals, Urban; D006801:Humans; D009825:Oklahoma; D018635:Rescue Work; D014754:Violence