Health Information Center (Office of Disease Prevention and Health Promotion). (1993). Toll-free numbers for health information. National Health Information Center.
Chicago Style (17th ed.) CitationHealth Information Center (Office of Disease Prevention and Health Promotion). Toll-free Numbers for Health Information. [Washington, D.C.]: National Health Information Center, 1993.
MLA (9th ed.) CitationHealth Information Center (Office of Disease Prevention and Health Promotion). Toll-free Numbers for Health Information. National Health Information Center, 1993.
Warning: These citations may not always be 100% accurate.