diff --git a/code/io/other/rttbDVHTxtFileReader.cpp b/code/io/other/rttbDVHTxtFileReader.cpp
deleted file mode 100644
index 3c37889..0000000
--- a/code/io/other/rttbDVHTxtFileReader.cpp
+++ /dev/null
@@ -1,256 +0,0 @@
-// -----------------------------------------------------------------------
-// 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 $Revision$ (last changed revision)
-// @date    $Date$ (last change date)
-// @author  $Author$ (last changed by)
-*/
-
-#include "rttbDVHTxtFileReader.h"
-
-#include <map>
-#include <istream>
-#include <sstream>
-#include <fstream>
-
-#include <boost/make_shared.hpp>
-#include <boost/algorithm/string.hpp>
-#include <boost/lexical_cast.hpp>
-
-#include "rttbInvalidParameterException.h"
-
-namespace rttb
-{
-	namespace io
-	{
-		namespace other
-		{
-
-			DVHTxtFileReader::DVHTxtFileReader(FileNameString aFileName)
-			{
-				_fileName = aFileName;
-				_resetFile = true;
-			}
-
-			DVHTxtFileReader::~DVHTxtFileReader() = default;
-
-			void DVHTxtFileReader::resetFileName(FileNameString aFileName)
-			{
-				_fileName = aFileName;
-				_resetFile = true;
-			}
-
-			void DVHTxtFileReader::createDVH()
-			{
-				std::ifstream dvh_ifstr(this->_fileName.c_str(), std::ios::in);
-
-				std::string structureLabel;
-				std::string dvhType;
-				unsigned int numberOfBins;
-				DoseTypeGy prescribedDose=-1;
-				double estimated_max_dose_prescribed_dose_ratio=1.0;
-				std::deque<DoseTypeGy> dataDifferential;
-				std::deque<DoseTypeGy> dataCumulative;
-
-				DoseTypeGy deltaD = 0;
-				DoseVoxelVolumeType deltaV = 0;
-				IDType strID;
-				IDType doseID;	
-
-				enum dataTypes { _deltaV, _deltaD, _strID, _doseID, _numberOfBins, _dvhType, _prescribedDose, _estimated_max_dose_prescribed_dose_ratio};
-				std::map<std::string, dataTypes> mapTypes;
-				
-				mapTypes["DeltaV"] = _deltaV;
-				mapTypes["DeltaD"] = _deltaD;
-				mapTypes["StructureID"] = _strID;
-				mapTypes["DoseID"] = _doseID;
-				mapTypes["Number of bins"] = _numberOfBins;
-				mapTypes["DVH Type"] = _dvhType;
-				mapTypes["Prescribed Dose"] = _prescribedDose;
-				mapTypes["Estimated_max_dose_prescribed_dose_ratio"] = _estimated_max_dose_prescribed_dose_ratio;
-
-				bool isDifferential = false;
-
-				if (!dvh_ifstr.is_open())
-				{
-					throw  core::InvalidParameterException("DVH file name invalid: could not open the dvh file!");
-				}
-				else
-				{
-					bool data_begin = false;
-
-					while (!dvh_ifstr.eof())
-					{
-						std::string line;
-						std::getline(dvh_ifstr, line);
-
-						if (!data_begin)
-						{
-							std::vector<std::string> buffer;
-							boost::split(buffer, line, boost::is_any_of(":"));
-
-							if (buffer.size() != 2)
-							{
-								throw core::InvalidParameterException("Error while splitting the line...");
-							}
-
-							if (buffer.at(0) == "DVH Data")
-							{
-								data_begin = true;
-							}
-							else
-							{
-								std::string key = buffer.at(0);
-								std::string value = buffer.at(1);
-
-								boost::trim(key);
-								boost::trim(value);
-
-								switch (mapTypes.at(key))
-								{
-								case _deltaD:	
-									deltaD = boost::lexical_cast<DoseTypeGy>(value); 
-									break;
-								case _deltaV:
-									deltaV = boost::lexical_cast<DoseVoxelVolumeType>(value);
-									break;
-								case _strID:
-									strID = value;
-									break;
-								case _doseID:
-									doseID = value;
-									break;
-								case _numberOfBins:
-									numberOfBins = boost::lexical_cast<unsigned int>(value);
-								case _dvhType:
-									dvhType = value;
-									if (dvhType == "DIFFERENTIAL")
-									{
-										isDifferential = true;
-									}
-									break;
-								case _prescribedDose:
-									prescribedDose = boost::lexical_cast<DoseTypeGy>(value);
-									break;
-								case _estimated_max_dose_prescribed_dose_ratio:
-									estimated_max_dose_prescribed_dose_ratio = boost::lexical_cast<double>(value);
-									break;
-								}
-							}
-						}
-						else
-						{
-							if (line.empty())
-							{
-								break;
-							}
-							else
-							{
-								if (isDifferential)
-								{
-									loadData(line, dataDifferential);
-								}
-								else
-								{
-									loadData(line, dataCumulative);
-								}
-							}
-						}	
-					}
-				}
-
-				numberOfBins = static_cast<unsigned int>(std::max(dataDifferential.size(), dataCumulative.size()));
-
-				if (numberOfBins == 0)
-				{
-					throw  core::InvalidParameterException("Invalid dvh file: empty dvh data!");
-				}
-
-				if (!isDifferential)
-				{
-					calculateDataCumulative(dataCumulative, dataDifferential, numberOfBins);
-				}
-				
-				if (deltaD == 0)
-				{
-					deltaD = prescribedDose * estimated_max_dose_prescribed_dose_ratio / numberOfBins;
-
-					if (deltaD == 0)
-					{
-						throw  core::InvalidParameterException("Invalid dvh file: deltaD or deltaV must not be zero!");
-					}
-				}
-				
-				if (deltaV == 0)
-				{
-					deltaV = 0.027;
-				}
-
-				_dvh = boost::make_shared<core::DVH>(dataDifferential, deltaD, deltaV, strID, doseID);
-				_resetFile = false;
-			}
-			
-			DVHTxtFileReader::DVHPointer DVHTxtFileReader::generateDVH()
-			{
-				if (_resetFile)
-				{
-					this->createDVH();
-				}
-
-				return _dvh;
-			}
-
-			void DVHTxtFileReader::calculateDataCumulative(const std::deque<DoseTypeGy>& dataCumulative, 
-				std::deque<DoseTypeGy>& dataDifferential, unsigned int numberOfBins) const
-			{
-				DoseCalcType differentialDVHi = 0;
-				std::deque<DoseCalcType>::const_iterator it;
-
-				for (it = dataCumulative.cbegin(); it != dataCumulative.cend(); ++it)
-				{
-					if (dataDifferential.size() == numberOfBins - 1)
-					{
-						differentialDVHi = *it;
-					}
-					else
-					{
-						differentialDVHi = *it - *(it + 1);
-					}
-
-					dataDifferential.push_back(differentialDVHi);
-				}
-			}
-
-			void DVHTxtFileReader::loadData(const std::string& line, std::deque<DoseTypeGy>& data) const
-			{
-				std::vector<std::string> dataBuffer;
-				boost::split(dataBuffer, line, boost::is_any_of(","));
-
-				if (dataBuffer.size() != 2)
-				{
-					throw core::InvalidParameterException("Error while splitting the line...");
-				}
-
-				boost::trim(dataBuffer.at(1));
-
-				auto dvh_i = boost::lexical_cast<DoseCalcType>(dataBuffer.at(1));
-
-				data.push_back(dvh_i);
-			}
-		}//end namespace other
-	}//end namespace io
-}//end namespace rttb
-
diff --git a/code/io/other/rttbDVHTxtFileReader.h b/code/io/other/rttbDVHTxtFileReader.h
deleted file mode 100644
index ad215c1..0000000
--- a/code/io/other/rttbDVHTxtFileReader.h
+++ /dev/null
@@ -1,79 +0,0 @@
-// -----------------------------------------------------------------------
-// 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 $Revision$ (last changed revision)
-// @date    $Date$ (last change date)
-// @author  $Author$ (last changed by)
-*/
-#ifndef __DVH_TXT_FILE_READER_H
-#define __DVH_TXT_FILE_READER_H
-
-#include "rttbBaseType.h"
-#include "rttbDVHGeneratorInterface.h"
-
-namespace rttb
-{
-	namespace io
-	{
-		namespace other
-		{
-
-			/*! @class DVHTxtFileReader
-			@brief Reads DVH data from txt files.
-            @deprecated Please use DVHXMLFileReader.
-			*/
-			class DVHTxtFileReader: public core::DVHGeneratorInterface
-			{
-
-
-			private:
-				FileNameString _fileName;
-				bool _resetFile;
-
-				/*! @brief Create new DVH object using the info from dvh txt file
-					@exception InvalidParameterException Thrown if _fileName invalid
-				*/
-				void createDVH();
-
-				void calculateDataCumulative(const std::deque<DoseTypeGy>& dataCumulative, std::deque<DoseTypeGy>& dataDifferential, unsigned int numberOfBins) const;
-
-				/*! @brief Load the DVH data either in a vector for differential data or in one for cumulative data
-					@exception InvalidParameterException Thrown if splitting of a line in the file is invalid
-				*/
-				void loadData(const std::string& line, std::deque<DoseTypeGy>& data) const;
-
-			public:
-				/*! @brief Constructor.
-				*/
-				DVHTxtFileReader(FileNameString aFileName);
-
-				~DVHTxtFileReader();
-
-				/*! @brief Change file name.
-				*/
-				void resetFileName(FileNameString aFileName);
-
-				/*! @brief Generate DVH, createDVH() will be called
-					@return Return new shared pointer of DVH.
-					@exception InvalidParameterException Thrown if _fileName invalid
-				*/
-				DVHPointer generateDVH() override;
-			};
-		}
-	}
-}
-
-#endif
diff --git a/code/io/other/rttbDVHTxtFileWriter.cpp b/code/io/other/rttbDVHTxtFileWriter.cpp
deleted file mode 100644
index ac87321..0000000
--- a/code/io/other/rttbDVHTxtFileWriter.cpp
+++ /dev/null
@@ -1,130 +0,0 @@
-// -----------------------------------------------------------------------
-// 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 $Revision$ (last changed revision)
-// @date    $Date$ (last change date)
-// @author  $Author$ (last changed by)
-*/
-
-#include <ostream>
-#include <fstream>
-
-#include "rttbDVHTxtFileWriter.h"
-#include "rttbNullPointerException.h"
-#include "rttbInvalidParameterException.h"
-#include "rttbException.h"
-
-namespace rttb
-{
-	namespace io
-	{
-		namespace other
-		{
-
-			DVHTxtFileWriter::DVHTxtFileWriter(FileNameString aFileName, DVHType aDVHType)
-			{
-				this->setFileName(aFileName);
-				this->setDVHType(aDVHType);
-			}
-
-			void DVHTxtFileWriter::setDVHType(DVHType aDVHType)
-			{
-				_dvhType = aDVHType;
-			}
-
-			FileNameString DVHTxtFileWriter::getFileName() const
-			{
-				return _fileName;
-			}
-
-			void DVHTxtFileWriter::setFileName(FileNameString aFileName)
-			{
-				_fileName = aFileName;
-			}
-
-			DVHType DVHTxtFileWriter::getDVHType() const
-			{
-				return _dvhType;
-			}
-
-			void DVHTxtFileWriter::writeDVH(DVHPointer aDvh, bool normalized)
-			{
-				if (aDvh == nullptr)
-				{
-					throw core::NullPointerException("aDvh must not be nullptr! ");
-				}
-				
-				if (normalized) {
-					throw core::InvalidParameterException("DVHTxtFileWriter doesnt support normalized DVH output.");
-				}
-
-				std::ofstream out_dvh_ofstream(this->_fileName.c_str(), std::ios::out);
-
-				if (!out_dvh_ofstream.is_open() || !out_dvh_ofstream.good())
-				{
-					throw core::InvalidParameterException("Invalid dvh file name: could not open write file");
-				}
-				else
-				{
-					//setting string stream precission explicitly is mandatory to guarantee that tests
-					//run sucessfully on different systems!
-					out_dvh_ofstream.precision(10);
-
-					if (_dvhType.Type != DVHType::Differential && _dvhType.Type != DVHType::Cumulative)
-					{
-						throw core::InvalidParameterException("DVH Type not acceptable: Only: DIFFERENTIAL/CUMULATIVE!");
-					}
-
-					if (_dvhType.Type == DVHType::Differential)
-					{
-						out_dvh_ofstream << "DVH Type: DIFFERENTIAL\n";
-					}
-					else if (_dvhType.Type == DVHType::Cumulative)
-					{
-						out_dvh_ofstream << "DVH Type: CUMULATIVE\n";
-					}
-
-					out_dvh_ofstream << "DeltaD: " << aDvh->getDeltaD() << "\n";
-					out_dvh_ofstream << "DeltaV: " << aDvh->getDeltaV() << "\n";
-					out_dvh_ofstream << "StructureID: " << aDvh->getStructureID() << "\n";
-					out_dvh_ofstream << "DoseID: " << aDvh->getDoseID() << "\n";
-					out_dvh_ofstream << "DVH Data: " << "\n";
-
-					if (_dvhType.Type == DVHType::Differential)
-					{
-						DataDifferentialType dataDifferential = aDvh->getDataDifferential();
-
-						for (size_t i = 0; i < dataDifferential.size(); i++)
-						{
-							out_dvh_ofstream << i << ","  <<  dataDifferential[i] << "\n";
-						}
-					}
-					else if (_dvhType.Type == DVHType::Cumulative)
-					{
-						DataDifferentialType dataCumulative = aDvh->getDataCumulative();
-
-						for (size_t i = 0; i < dataCumulative.size(); i++)
-						{
-							out_dvh_ofstream << i << "," << dataCumulative[i] << "\n";
-						}
-					}
-
-
-				}
-			}
-		}
-	}
-}
diff --git a/code/io/other/rttbDVHTxtFileWriter.h b/code/io/other/rttbDVHTxtFileWriter.h
deleted file mode 100644
index 1c7ff50..0000000
--- a/code/io/other/rttbDVHTxtFileWriter.h
+++ /dev/null
@@ -1,75 +0,0 @@
-// -----------------------------------------------------------------------
-// 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 $Revision$ (last changed revision)
-// @date    $Date$ (last change date)
-// @author  $Author$ (last changed by)
-*/
-#ifndef __DVH_TXT_FILE_WRITER_H
-#define __DVH_TXT_FILE_WRITER_H
-
-
-#include "rttbDVH.h"
-#include "../rttbDVHWriterInterface.h"
-#include "rttbBaseType.h"
-
-namespace rttb
-{
-	namespace io
-	{
-		namespace other
-		{
-
-			/*! @class DVHTxtFileWriter
-			@brief Writes DVHs to simple text files.
-            @deprecated Please use DVHXMLFileWriter.
-			*/
-			class DVHTxtFileWriter: public DVHWriterInterface
-			{
-			public:
-				using DataDifferentialType = core::DVH::DataDifferentialType;
-				using DVHPointer = core::DVH::DVHPointer;
-
-			private:
-				FileNameString _fileName;
-				DVHType _dvhType;
-
-			public:
-				/*! @brief Constructor
-				@param aFileName a .txt file name to write the DVH to aDVHType: DIFFERENTIAL or CUMULATIVE.
-				*/
-				DVHTxtFileWriter(FileNameString aFileName, DVHType aDVHType);
-
-				void setFileName(FileNameString aFileName);
-				FileNameString getFileName() const;
-
-				void setDVHType(DVHType aDVHType);
-				DVHType getDVHType() const;
-
-				/*! @brief Write aDvh to txt file with the name: _fileName
-				@exception NullPointerException Thrown if _aDvh is nullptr
-				@exception InvalidParameterException Thrown if _fileName invalid: could not open;
-				or if _dvhType invalid: only DIFFERENTIAL or CUMULATIVE is accepted!
-				@exception Exception thrown if dvh init error
-				@exception InvalidParameterException Thrown if normalized is true. 
-				This feature is not implemented because this Writer is deprecated.
-				*/
-				void writeDVH(DVHPointer aDvh, bool normalized = false) override;
-			};
-		}
-	}
-}
-#endif