std::map<clitk::DicomRT_ROI*, QTreeWidgetItem *> mMapROIToTreeWidget;
std::map<QTreeWidgetItem *, clitk::DicomRT_ROI*> mMapTreeWidgetToROI;
std::vector<int> mLoadedROIIndex;
std::map<clitk::DicomRT_ROI*, QTreeWidgetItem *> mMapROIToTreeWidget;
std::map<QTreeWidgetItem *, clitk::DicomRT_ROI*> mMapTreeWidgetToROI;
std::vector<int> mLoadedROIIndex;