TY - GEN ED - United States. ED - U.S. Dept. of Health, Education & Welfare, Public Health Service, Health Services Administration, Bureau of Medical Services, Division of Emergency Medical Services , TI - Emergency medical services systems: program guidelines U1 - 344.7304 23 PY - 1975/// CY - Rockville, Md., Washington, D.C. : For sale by the Supt. of Docs., U.S. Govt. Print Off. PB - U.S. Dept. of Health, Education & Welfare, Public Health Service, Health Services Administration, Bureau of Medical Services, Division of Emergency Medical Services KW - Emergency medical services KW - United States KW - Emergency Medical Services KW - organization & administration KW - Health Services Administration KW - Division of Emergency Medical Services ER -