1. Committee on Choices in Health Care (1992).Choices in Health Care. A Report by the Government Committee on Choices in Health Care, Zoetermeer, The Netherlands.
2. Callahan, D. (1990).What Kind of Life? The Limits of Medical Progress, Simon & Schuster, New York, p. 115.
3. Locke, J. (1960).Two Treatises on Government, Cambridge University Press, New York, 1698/1960. Callahan, D. (1990).Abortion: Law, Choice and Morality, MacMillan, London.
4. Callahan, D. (1987).Setting Limits. Medical Goals in an Ageing Society, Simon & Schuster, New York.
5. Callahan, D. (1987).Setting Limits. Medical Goals in an Ageing Society, Simon & Schuster, New York, p. 61.