const std::string GDCM_NOTLOADED = "gdcm::NotLoaded";
const std::string GDCM_UNREAD = "gdcm::UnRead";
const std::string GDCM_NOTASCII = "gdcm::NotAscii";
const std::string GDCM_NOTLOADED = "gdcm::NotLoaded";
const std::string GDCM_UNREAD = "gdcm::UnRead";
const std::string GDCM_NOTASCII = "gdcm::NotAscii";