Fix DCMTK iterator compile issue
Fix DCMTK iterator compile issue

fmilano/mitk,fmilano/mitk,fmilano/mitk,MITK/MITK,MITK/MITK,MITK/MITK,fmilano/mitk,fmilano/mitk,MITK/MITK,fmilano/mitk,MITK/MITK,fmilano/mitk,MITK/MITK