Koch, H. K., & Knapp, D. E. (1984). Utilization of analgesic drugs in office-based ambulatory care: National Ambulatory Medical Care Survey, 1980-81. [U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics].
Chicago Style (17th ed.) CitationKoch, Hugo K., and Deanne E. Knapp. Utilization of Analgesic Drugs in Office-based Ambulatory Care: National Ambulatory Medical Care Survey, 1980-81. [Hyattsville, Md.]: [U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics], 1984.
MLA (9th ed.) CitationKoch, Hugo K., and Deanne E. Knapp. Utilization of Analgesic Drugs in Office-based Ambulatory Care: National Ambulatory Medical Care Survey, 1980-81. [U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics], 1984.