title: Major changes mark the 1991 Life Safety Code.
authors: W E
authors: WE
authors: Koffel
mesh_terms: D002028:Building Codes / Q000592:standards*; D005160:Facility Design and Construction / Q000592:standards*; D005388:Fire Extinguishing Systems / Q000592:standards*; D016134:Organizational Policy; D012952:Societies; D014481:United States