int RemoveEntry (guint16 group, guint16 element);
gdcmDictEntry * GetTagByNumber(guint16 group, guint16 element);
gdcmDictEntry * GetTagByName(TagName name);
int RemoveEntry (guint16 group, guint16 element);
gdcmDictEntry * GetTagByNumber(guint16 group, guint16 element);
gdcmDictEntry * GetTagByName(TagName name);