Evaluasi ekonomi parsial antara pemberian terapi rivaroxaban dan terapi kombinasi (UFH+Warfarin) untuk pengobatan trombosis vena dalam (Deep Vein Thrombosis) pada pasien kanker di Rumah Sakit Kanker Dharmais tahun 2016-2018 = Partial economic evaluation between rivaroxaban therapy and combination therapy (UFH+Warfarin) for the treatment of (Deep Vein Thrombosis) in cancer patients at Dharmais Cancer Hospital during 2016-2018