*Cochrane Database of Systematic Reviews* 2011; 4:CD003752
*Cochrane Database of Systematic Reviews* 2011; 4:CD007924
*Cochrane Database of Systematic Reviews* 2011; 4:CD008217
*Cochrane Database of Systematic Reviews* 2011; 4:CD007697
*Cochrane Database of Systematic Reviews* 2011; 3:CD007584
*Cochrane Database of Systematic Reviews* 2011; 1:CD007928
*Journal of Clinical Oncology* 2011; 29(12):e344-e346
*Clinical Cancer Research* 2011; 17(7):1883-1894
*Cochrane Database of Systematic Reviews* 2011; 1:CD006652
*European Journal of Cancer* 2011; 47(7):983-989