1. Califano, J.A. Jr., 1978, The aging of America: Questions for the fourgeneration society, The Annuals of the American Academy, 438: 96–107.
2. Secretary’s Task Force on Alzheimer’s disease, 1984, “Alzheimer’s Disease,” Final report, U.S. Department of Health and Human Services, U.S.G.P.O., Washington, D.C.
3. Kane R.L. and Kane, R.A.,1980, Alternatives to institutional care of the elderly: Beyond the dichotomy, The gerontologist, 20: 249–259.
4. Vorhees, J., 1983, The Family physician as gatekeeper, Continuing Education, July, 619–621.
5. Catlin, R.F., Bradbury, R.C. and Catlin, R.J.0., 1983, Primary care gatekeepers in HMO’s, The Journal of Family Practice, 17, 4: 673–678.