Slicer  5.1
Slicer is a multi-platform, free and open source software package for visualization and medical image computing

SubjectHierarchyPlugins → Libs Relation

File in Modules/Loadable/Volumes/SubjectHierarchyPluginsIncludes file in Libs
qSlicerSubjectHierarchyVolumesPlugin.hMRML / Logic / vtkMRMLApplicationLogic.h