An analysis of the demand for emergency ambulance service in an urban area.
D000063:Accidents, Traffic; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000552:Ambulances; D002140:California; D002318:Cardiovascular Diseases; D002648:Child; D004632:Emergency Medical Services / Q000706:statistics & numerical data / Q000600:supply & distribution*; D005249:Fees and Charges; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D008962:Models, Theoretical; D011041:Poisoning; D011336:Probability; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D014505:Urban Population; D014947:Wounds and Injuries