Logging onto EMS computer bulletin boards.
Ludwig
G G
GG
City of St. Louis (Mo.) Emergency Medical Service.
D003195:Computer Communication Networks / Q000458:organization & administration*; D004181:Directories as Topic; D004631:Emergency Medical Service Communication Systems / Q000458:organization & administration*; D012984:Software; D013685:Telecommunications / Q000458:organization & administration; D014481:United States