^ ???Alice Stewart (UK)???, Right Livelihood Award, Right Livelihood Award Foundation, <a href="http://www.rightlivelihood.org/stewart.pdf">http://www.rightlivelihood.org/stewart.pdf</a> 2011???6???18?????????, While her earlier conclusions showed that there was no such thing as a harmless dose of radiation, these findings implied that all radiation protection committees had been grossly underestimating the number of cancers caused by background radiat