What are three most important concepts or principles of ethics involved in medicine and the provision of health care services?

http://www.google.com/search?q=ethics+in+medical+industry+health+care+workers&ie=utf-8&oe=utf-8&aq=t&client=firefox-a&rlz=1R1GGLL_en___US379

Read widely and take good notes. Let us know what you decide.