Moskop, J. and Iserson, K. (2007). Triage in Medicine, Part II: Underlying Values and Principles. (Abstract only.) Annals of Emergency Medicine. 49(3):282-7.
In this article on the foundations of triage decision making, the authors discuss the "moral significance" of triage and summarize three principles of distributive justice that can guide triage decisions. (Part I by Iserson and Moskop is also annotated in this collection.)