TY - JOUR T1 - The Optimal Treatment Approaches and Prognostic Factors In Elderly Patients with Advanced Stage Biliary Tract Tumors AU - Göktaş Aydın, Sabin AU - Çakan Demirel, Burçin AU - Bilici, Ahmet AU - Yilmaz, Cansu AU - Topçu, Atakan AU - Aykan, Musa Barış AU - Kahraman, Seda AU - Atcı, Muhammed Mustafa AU - Akbıyık, Ilgın AU - Akgül, Fahri AU - Ölmez, Ömer Fatih AU - Aydın, Ahmet Y1 - 2023 PY - 2023 DA - 2023 N1 - doi: 10.5505/aot.2023.03708 DO - 10.5505/aot.2023.03708 T2 - Acta Oncologica Turcica JF - Acta Oncologica Turcica JO - Acta Oncol Tur. SP - 81 EP - 89 VL - 56 IS - 1 SN - M3 - doi: 10.5505/aot.2023.03708 UR - https://dx.doi.org/10.5505/aot.2023.03708 Y2 - 2023 ER -