Adequate SIRT activity dose is as important as adequate chemotherapy dose – Authors' reply. Issue 11 (November 2017) - Sharma, Ricky A; Gibbs, Peter; Sharma, Navesh K; Ricke, Jens; Taieb, Julien; Moschandreas, Joanna; Virdee, Pradeep S; Dutton, Peter; van Hazel, Guy; Wasan, Harpreet S