1. American Cancer Society, cancer facts and figures, 2007.,2007
2. Human exposure to natural uranium.;Donoghue;Brit J Industrial Med,1972
3. Uranium dust exposure and lung cancer risk in four uranium processing operations.;Dupree;Epidemiol,1995
4. Chartbook on trends in the health of Americans.;Freid,2003
5. Gulf war and health, Vol. 1, chapter 4.;Fulco,2000