diff --git a/testing/validation/VoxelizationDVHComparisonTest.cpp b/testing/validation/VoxelizationDVHComparisonTest.cpp
index 11260a3..6d4aa17 100644
--- a/testing/validation/VoxelizationDVHComparisonTest.cpp
+++ b/testing/validation/VoxelizationDVHComparisonTest.cpp
@@ -1,176 +1,170 @@
 // -----------------------------------------------------------------------
 // RTToolbox - DKFZ radiotherapy quantitative evaluation library
 //
 // Copyright (c) German Cancer Research Center (DKFZ),
 // Software development for Integrated Diagnostics and Therapy (SIDT).
 // ALL RIGHTS RESERVED.
 // See rttbCopyright.txt or
 // http://www.dkfz.de/en/sidt/projects/rttb/copyright.html [^]
 //
 // This software is distributed WITHOUT ANY WARRANTY; without even
 // the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 // PURPOSE. See the above copyright notices for more information.
 //
 //------------------------------------------------------------------------
-/*!
-// @file
-// @version $Revision: 1333 $ (last changed revision)
-// @date $Date: 2016-04-22 11:12:14 +0200 (Fr, 22 Apr 2016) $ (last change date)
-// @author $Author: hentsch $ (last changed by)
-*/
 
 // this file defines the rttbCoreTests for the test driver
 // and all it expects is that you have a function called RegisterTests
 
 #include <boost/make_shared.hpp>
 #include <boost/shared_ptr.hpp>
 #include <boost/algorithm/string/replace.hpp>
 #include <boost/filesystem.hpp>
 
 #include "litCheckMacros.h"
 
 #include "rttbGenericMaskedDoseIterator.h"
 #include "rttbGenericDoseIterator.h"
 #include "rttbDicomDoseAccessor.h"
 #include "rttbDicomFileDoseAccessorGenerator.h"
 #include "rttbDicomFileStructureSetGenerator.h"
 #include "rttbDVHCalculator.h"
 #include "rttbBoostMaskAccessor.h"
 #include "rttbDVHXMLFileWriter.h"
 #include "rttbDVHXMLFileReader.h"
 #include "../io/other/CompareDVH.h"
 
 namespace rttb
 {
 
 	namespace testing
 	{
 
 		/*! @brief VoxelizationDVHComparisonTests.
 			Computes the DVH difference of different voxelizations (OTB/Boost legacy/Boost)
             Writes the difference in a DVH and saves in a file
 		*/
 
 
         core::DoseIteratorInterface::Pointer createMaskDoseIterator(masks::boost::BoostMaskAccessor::StructTypePointer rtstruct, 
             core::GenericDoseIterator::DoseAccessorPointer doseAccessor, const std::string& voxelizationType)
         {
             core::GenericMaskedDoseIterator::MaskAccessorPointer spMaskAccessor;
             if (voxelizationType == "Boost"){
                 auto spBoostRedesignMaskAccessor =
                     ::boost::make_shared<masks::boost::BoostMaskAccessor>(rtstruct, doseAccessor->getGeometricInfo());
                 spBoostRedesignMaskAccessor->updateMask();
                 spMaskAccessor = spBoostRedesignMaskAccessor;
             }
 
             auto spMaskedDoseIteratorTmp =
                 ::boost::make_shared<core::GenericMaskedDoseIterator>(spMaskAccessor, doseAccessor);
             core::DoseIteratorInterface::Pointer spMaskedDoseIterator(spMaskedDoseIteratorTmp);
             return spMaskedDoseIterator;
         }
 
         rttb::core::DVH calcDVH(core::DVHCalculator::DoseIteratorPointer doseIterator, const IDType& structUID, const IDType& doseUID)
         {
             rttb::core::DVHCalculator calc(doseIterator, structUID, doseUID);
             rttb::core::DVH dvh = *(calc.generateDVH());
             return dvh;
         }
 
         void writeCumulativeDVH(const std::string& filename, rttb::core::DVH dvh)
         {
             DVHType typeCum = { DVHType::Cumulative };
             io::other::DVHXMLFileWriter dvhWriter(filename, typeCum);
             dvhWriter.writeDVH(boost::make_shared<rttb::core::DVH>(dvh));
         }
 
 
 		int VoxelizationDVHComparisonTest(int argc, char* argv[])
 		{
 			typedef core::GenericDoseIterator::DoseAccessorPointer DoseAccessorPointer;
 			typedef core::StructureSet::Pointer StructureSetPointer;
 
 			PREPARE_DEFAULT_TEST_REPORTING;
 
 			std::string RTSTRUCT_FILENAME;
 			std::string RTDOSE_FILENAME;
             std::string RTDVH_XML_OTB_DIRECTORY;
             std::string RTDVH_XML_BOOST_LEGACY_DIRECTORY;
             std::string RTDVH_XML_BOOST_DIRECTORY;
 
 			if (argc > 5)
 			{
 				RTSTRUCT_FILENAME = argv[1];
                 RTDOSE_FILENAME = argv[2];
                 RTDVH_XML_OTB_DIRECTORY = argv[3];
                 RTDVH_XML_BOOST_LEGACY_DIRECTORY = argv[4];
                 RTDVH_XML_BOOST_DIRECTORY = argv[5];
 			}
 
 			// read dicom-rt dose
 			io::dicom::DicomFileDoseAccessorGenerator doseAccessorGenerator1(RTDOSE_FILENAME.c_str());
 
 			DoseAccessorPointer doseAccessor1(doseAccessorGenerator1.generateDoseAccessor());
 
 			//create a vector of MaskAccessors (one for each structure)
 			StructureSetPointer rtStructureSet = io::dicom::DicomFileStructureSetGenerator(
 			        RTSTRUCT_FILENAME.c_str()).generateStructureSet();
 
             //create directory
             boost::filesystem::create_directories(RTDVH_XML_BOOST_DIRECTORY);
 
 			//start evaluation
 			clock_t start(clock());
 
 			if (rtStructureSet->getNumberOfStructures() > 0)
 			{
 				for (int j = 0; j < static_cast<int>(rtStructureSet->getNumberOfStructures()); j++)
 				{
 					std::cout << rtStructureSet->getStructure(j)->getLabel() << std::endl;
 
                     auto spMaskedDoseIteratorBoostRedesign = createMaskDoseIterator(rtStructureSet->getStructure(j), doseAccessor1, "Boost");
 					
                     auto label = rtStructureSet->getStructure(j)->getLabel();
                     ::boost::replace_all(label, "/", "_");
                     boost::filesystem::path dvhOTBFilename(RTDVH_XML_OTB_DIRECTORY);
                     dvhOTBFilename /= "DVH_" + label + ".xml";
 
                     boost::filesystem::path dvhBoostFilename(RTDVH_XML_BOOST_LEGACY_DIRECTORY);
                     dvhBoostFilename /= "DVH_" + label + ".xml";
 
                     io::other::DVHXMLFileReader dvhReaderOTB(dvhOTBFilename.string());
                     auto dvhOTB = dvhReaderOTB.generateDVH();
 
                     io::other::DVHXMLFileReader dvhReaderBoost(dvhBoostFilename.string());
                     auto dvhBoost = dvhReaderBoost.generateDVH();
 
                     auto dvhBoostRedesign = calcDVH(spMaskedDoseIteratorBoostRedesign, (rtStructureSet->getStructure(j))->getUID(), doseAccessor1->getUID());
                     boost::filesystem::path dvhBoostRedesignFilename(RTDVH_XML_BOOST_DIRECTORY);
                     dvhBoostRedesignFilename /= "DVH_" + label + ".xml";
                     writeCumulativeDVH(dvhBoostRedesignFilename.string(), dvhBoostRedesign);
 
 					std::cout << "=== Dose 1 Structure " << j << "===" << std::endl;
                     std::cout << "with OTB voxelization: " << std::endl;
                     std::cout << dvhOTB << std::endl;
                     std::cout << "with Boost_LEGACY voxelization: " << std::endl;
                     std::cout << dvhBoost << std::endl;
                     std::cout << "with Boost voxelization: " << std::endl;
                     std::cout << dvhBoostRedesign << std::endl;
 
 					//compare DVH for different voxelizations
                     auto diffDVH = computeDiffDVH(dvhOTB, boost::make_shared<core::DVH>(dvhBoostRedesign));
                     boost::filesystem::path dvhBoostRedesignDiffFilename(RTDVH_XML_BOOST_DIRECTORY);
                     dvhBoostRedesignDiffFilename /= "DVHDiff_" + label + ".xml";
                     writeCumulativeDVH(dvhBoostRedesignDiffFilename.string(), *diffDVH);
 				}
 			}
 
 			clock_t finish(clock());
 
 			std::cout << "DVH Calculation time: " << finish - start << " ms" << std::endl;
 
 			RETURN_AND_REPORT_TEST_SUCCESS;
 		}
 
 	}//testing
 }//rttb
 
diff --git a/testing/validation/VoxelizationValidationTest.cpp b/testing/validation/VoxelizationValidationTest.cpp
index 2d3ff95..ae8808a 100644
--- a/testing/validation/VoxelizationValidationTest.cpp
+++ b/testing/validation/VoxelizationValidationTest.cpp
@@ -1,160 +1,154 @@
 // -----------------------------------------------------------------------
 // RTToolbox - DKFZ radiotherapy quantitative evaluation library
 //
 // Copyright (c) German Cancer Research Center (DKFZ),
 // Software development for Integrated Diagnostics and Therapy (SIDT).
 // ALL RIGHTS RESERVED.
 // See rttbCopyright.txt or
 // http://www.dkfz.de/en/sidt/projects/rttb/copyright.html [^]
 //
 // This software is distributed WITHOUT ANY WARRANTY; without even
 // the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 // PURPOSE. See the above copyright notices for more information.
 //
 //------------------------------------------------------------------------
-/*!
-// @file
-// @version $Revision: 1495 $ (last changed revision)
-// @date $Date: 2016-09-29 16:17:47 +0200 (Do, 29 Sep 2016) $ (last change date)
-// @author $Author: hentsch $ (last changed by)
-*/
 
 // this file defines the rttbCoreTests for the test driver
 // and all it expects is that you have a function called RegisterTests
 
 #include <boost/make_shared.hpp>
 #include <boost/shared_ptr.hpp>
 #include <boost/filesystem.hpp>
 
 #include "litCheckMacros.h"
 
 #include "rttbBaseType.h"
 #include "rttbGenericMaskedDoseIterator.h"
 #include "rttbGenericDoseIterator.h"
 #include "rttbDicomDoseAccessor.h"
 #include "rttbDicomFileDoseAccessorGenerator.h"
 #include "rttbDicomFileStructureSetGenerator.h"
 #include "rttbBoostMaskAccessor.h"
 #include "rttbITKImageMaskAccessorConverter.h"
 #include "rttbImageWriter.h"
 #include "rttbBoostMask.h"
 #include "rttbBoostMaskAccessor.h"
 #include "rttbITKImageAccessorGenerator.h"
 #include "rttbITKImageFileAccessorGenerator.h"
 #include "rttbInvalidParameterException.h"
 
 #include "itkSubtractImageFilter.h"
 #include "itkImageFileReader.h"
 
 namespace rttb
 {
 
     namespace testing
     {
         io::itk::ITKImageMaskAccessor::ITKMaskImageType::Pointer subtractImages(const io::itk::ITKImageMaskAccessor::ITKMaskImageType::Pointer image1, const io::itk::ITKImageMaskAccessor::ITKMaskImageType::Pointer image2)
         {
             typedef itk::SubtractImageFilter <io::itk::ITKImageMaskAccessor::ITKMaskImageType, io::itk::ITKImageMaskAccessor::ITKMaskImageType >
                 SubtractImageFilterType;
 
             SubtractImageFilterType::Pointer subtractFilter = SubtractImageFilterType::New();
             subtractFilter->SetInput1(image1);
             subtractFilter->SetInput2(image2);
             //since the image origin may be modified through the writing process a bit
             subtractFilter->SetCoordinateTolerance(5e-2);
             subtractFilter->Update();
 
             return subtractFilter->GetOutput();
         }
 
 
         /*! @brief VoxelizationValidationTest.
         Compare the new boost voxelization to the OTB voxelization
         Check the creating of new boost masks for files where the old boost voxelization failed.
         */
         int VoxelizationValidationTest(int argc, char* argv[])
         {
             PREPARE_DEFAULT_TEST_REPORTING;
 
             typedef core::GenericDoseIterator::DoseAccessorPointer DoseAccessorPointer;
             typedef core::GenericMaskedDoseIterator::MaskAccessorPointer MaskAccessorPointer;
             typedef core::StructureSet::Pointer StructureSetPointer;
 
             std::string RTSTRUCT_FILENAME;
             std::string RTDOSE_FILENAME;
             std::string BoostMask_DIRNAME;
             std::string OTBMask_DIRNAME;
 
             if (argc > 4)
             {
                 RTSTRUCT_FILENAME = argv[1];
                 RTDOSE_FILENAME = argv[2];
                 BoostMask_DIRNAME = argv[3];
                 OTBMask_DIRNAME = argv[4];
             }
 
             //create directory
             boost::filesystem::create_directories(BoostMask_DIRNAME);
 
             /* read dicom-rt dose */
             io::dicom::DicomFileDoseAccessorGenerator doseAccessorGenerator1(RTDOSE_FILENAME.c_str());
             DoseAccessorPointer doseAccessor1(doseAccessorGenerator1.generateDoseAccessor());
 
             //create a vector of MaskAccessors (one for each structure)
             StructureSetPointer rtStructureSet = io::dicom::DicomFileStructureSetGenerator(
                 RTSTRUCT_FILENAME.c_str()).generateStructureSet();
 
             if (rtStructureSet->getNumberOfStructures() > 0)
             {
                 //do not compute structure "Aussenkontur" since it is very large (15000 cm�)
                 for (size_t j = 1; j < rtStructureSet->getNumberOfStructures(); j++)
                 {
                     std::cout << j << ": " << rtStructureSet->getStructure(j)->getLabel() << std::endl;
 
                     //read OTB mask image
                     boost::filesystem::path otbMaskFilename(OTBMask_DIRNAME);
                     otbMaskFilename /= boost::lexical_cast<std::string>(j)+".mhd";
 
                     typedef itk::ImageFileReader<io::itk::ITKImageMaskAccessor::ITKMaskImageType> ReaderType;
 
                     ReaderType::Pointer readerOTB = ReaderType::New();
                     readerOTB->SetFileName(otbMaskFilename.string());
                     readerOTB->Update();
                     const io::itk::ITKImageMaskAccessor::ITKMaskImageType::Pointer otbMaskImage = readerOTB->GetOutput();
 
                     //create Boost MaskAccessor
                     clock_t startR(clock());
 
                     MaskAccessorPointer boostMaskRPtr
                         = ::boost::make_shared<rttb::masks::boost::BoostMaskAccessor>
                         (rtStructureSet->getStructure(j), doseAccessor1->getGeometricInfo());
                     CHECK_NO_THROW(boostMaskRPtr->updateMask());
 
                     clock_t finishR(clock());
                     std::cout << "Boost Mask Calculation: " << finishR - startR << " ms" <<
                         std::endl;
 
 
                     rttb::io::itk::ITKImageMaskAccessorConverter itkConverterR(boostMaskRPtr);
                     CHECK(itkConverterR.process());
 
                     boost::filesystem::path redesignFilename(BoostMask_DIRNAME);
                     redesignFilename /= boost::lexical_cast<std::string>(j)+".nrrd";
                     rttb::io::itk::ImageWriter writerR(redesignFilename.string(), itkConverterR.getITKImage().GetPointer());
                     CHECK(writerR.writeFile());
 
                     auto subtractedRedesignImage = subtractImages(otbMaskImage, itkConverterR.getITKImage());
 
                     boost::filesystem::path subtractRedesignFilename(BoostMask_DIRNAME);
                     subtractRedesignFilename /= boost::lexical_cast<std::string>(j)+"_subtracted.nrrd";
                     rttb::io::itk::ImageWriter writerRSubtracted(subtractRedesignFilename.string(), subtractedRedesignImage.GetPointer());
 
                     CHECK(writerRSubtracted.writeFile());
                 }
             }
 
             RETURN_AND_REPORT_TEST_SUCCESS;
         }
 
     }//testing
 }//rttb
 
diff --git a/testing/validation/rttbValidationTests.cpp b/testing/validation/rttbValidationTests.cpp
index 352b629..5575cb1 100644
--- a/testing/validation/rttbValidationTests.cpp
+++ b/testing/validation/rttbValidationTests.cpp
@@ -1,65 +1,58 @@
 // -----------------------------------------------------------------------
 // RTToolbox - DKFZ radiotherapy quantitative evaluation library
 //
 // Copyright (c) German Cancer Research Center (DKFZ),
 // Software development for Integrated Diagnostics and Therapy (SIDT).
 // ALL RIGHTS RESERVED.
 // See rttbCopyright.txt or
 // http://www.dkfz.de/en/sidt/projects/rttb/copyright.html [^]
 //
 // This software is distributed WITHOUT ANY WARRANTY; without even
 // the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 // PURPOSE. See the above copyright notices for more information.
 //
 //------------------------------------------------------------------------
-/*!
-// @file
-// @version $Revision: 1388 $ (last changed revision)
-// @date $Date: 2016-07-04 14:03:35 +0200 (Mo, 04 Jul 2016) $ (last change date)
-// @author $Author: hentsch $ (last changed by)
-*/
 
 // this file defines the rttbCoreTests for the test driver
 // and all it expects is that you have a function called RegisterTests
 #if defined(_MSC_VER)
 #pragma warning ( disable : 4786 )
 #endif
 
-
 #include "litMultiTestsMain.h"
 
 #include "RTToolboxConfigure.h"
 
 namespace rttb
 {
 	namespace testing
 	{
 		void registerTests()
 		{
             LIT_REGISTER_TEST(VoxelizationDVHComparisonTest);
             LIT_REGISTER_TEST(VoxelizationValidationTest);
 		}
 	}
 }
 
 int main(int argc, char* argv[])
 {
 	int result = 0;
 
 	rttb::testing::registerTests();
 
 	try
 	{
 		result = lit::multiTestsMain(argc, argv);
 	}
 	catch (const std::exception& /*e*/)
 	{
 		result = -1;
 	}
 	catch (...)
 	{
 		result = -1;
 	}
 
 	return result;
 }