Uji validitas skor V-POSSUM sebagai prediktor mortalitas 30 hari pasca tindakan Endovascular Aneurysm Repair-Thoracic Endovascular Aneurysm Repair di RSUPN Cipto Mangunkusumo = Validity test of V-POSSUM score as predictor of 30 days mortality after Endovascular Aneurysm Repair-Thoracic Endovascular Aneurysm Repair in Cipto Mangunkusumo