U.S. Department of Health and Human Services. 1991. Healthy People 2000. National Health Promotion and Disease Prevention Objectives . Publication No. (PHS)91-50213
. Washington, D.C.
U.S. Department of Health and Human Services. 1996. Guide to Clinical Preventive Services: Report of the U.S. Preventive Services Task Force. Second Edition. Washington, D.C.
U.S. General Accounting Office. 1997. The Health Insurance Portability and Accountability Act of 1996: Early Implementation Concerns. GAO-HEHS-97-200R. Washington, D.C.
U.S. General Accounting Office. 1998. Many HMOs Experience High Rates of Beneficiary Disenrollment. GAO-HEHS-98-142. Washington, D.C.
Van Roenn JH, Cleeland CS, Gonin R, et al. 1993. Physician attitudes and practice in cancer pain management: A survey from the Eastern Cooperative Oncology Group. Annals of Internal Medicine 119:121-126.
Vellozzi CJ, Romans M, Rothenberg RB. 1996. Delivering breast and cervical cancer screening services to underserved women: Part I. Literature review and telephone survey. Women's Health Issues 6(2):65-73.
Vernon SW. 1997. Participation in colorectal cancer screening: A review. Journal of the National Cancer Institute 89(19)1406-1422.
Virgo KS, McKirgan LW, Caputo MC, et al. 1995. Post-treatment management options for patients with lung cancer. Annals of Surgery 222(6):700-710.
Waitzkin H. 1985. Information giving in medical care. Journal of Health and Social Behavior 26(2):81-101.
Ward SE, Goldberg N, Miller-McCauley V, et al. 1993. Patient-related barriers to management of cancer pain. Pain 52:319-324.
Weeks JC, Cook EF, O'Day SJ, et al. 1998. Relationship between cancer patients' prediction of prognosis and their treatment preferences. Journal of the American Medical Association 279(21)1709-1714, June 3.
Weinberger MW, Saunders AF, Samsa GP, et al. 1991. Breast cancer screening in older women: Practices and barriers reported by primary care physicians. Journal of the American Geriatric Society 39:22.
Weisman C, Celentano D, Teitelbaum M, Klassen A. 1989. Cancer screening services for the elderly. Public Health Reports 104:209-214.
Wells BL, Horm JW. 1992. Stage at diagnosis in breast cancer: Race and socioeconomic factors. American Journal of Public Health 82(10):1383-1385.
Yarnall KS, Michener JL, Broadhead WE, Tse CK. 1993. Increasing compliance with mammography recommendations: Health assessment forms. Journal of Family Practice 36:59-64.
Yellen SB, Cella DF, Leslie WT. 1994. Age and clinical decision making in oncology patients. Journal of the National Cancer Institute 86(23):1766-1770.
Zaloznik AJ. 1995. Breast cancer stage at diagnosis: Caucasians versus Afro-Americans. Breast Cancer Research and Treatment 34(3):195-198.
Zaloznik AJ. 1997. Breast cancer stage at diagnosis: Caucasians versus Hispanics. Breast Cancer Research and Treatment 42(2):121-124.
Zapka JG. 1994. Promoting participation in breast cancer screening. American Journal of Public Health 84(1):12-13.
Zapka JG, Berkowitz E. 1992. A qualitative study about breast cancer screening in older women: Implications for research. Journal of Gerontology 47:93-100.
Zapka JG, Hosmer D, Costanza ME, et al. 1992. Changes in mammography use: Economic, need and service factors. American Journal of Public Health 82:1345-1351.
Zapka JG, Stoddard A, Maul L, Costanza ME. 1991. Interval adherence to mammography screening guidelines. Medical Care 29:697-707.