1. Archard, D. 2020. Trustworthiness and “doing ethics.” Nuffield Council on Bioethics Blog, April 20. https://www.nuffieldbioethics.org/blog/trustworthiness-and-doing-ethics.
2. Beall, A. 2020. The heart-wrenching choice of who lives and dies. BBC Future, April 29. https://www.bbc.com/future/article/20200428-coronavirus-how-doctors-choose-who-lives-and-dies?.
3. Breyer, F. 2013. Implicit versus explicit rationing of health services. CESifo DICE Report March 2013.
4. Childress, J., and T. Beauchamp. 2009. Principles of biomedical ethics, 6th ed. New York: Oxford University Press
5. Halpern, N.A. 2009. Can the costs of critical care be controlled? Current Opinion in Critical Care 15(6) 591–596.