TY - JOUR T1 - Novel Prognostic Factors in Tumors of the Ampulla of Vater: The Lymph Node Ratio and Hemoglobin Albumin Lymphocyte Platelet (HALP) Score Y1 - 2023 PY - 2023 DA - 2023 N1 - doi:2023.14882 T2 - EURASIAN JOURNAL OF MEDICIAL INVESTIGATION JF - EURASIAN JOURNAL OF MEDICIAL INVESTIGATION JO - EJMI SP - 224 EP - 230 VL - 7 IS - 3 SN - M3 - doi:2023.14882 UR - https://dx.doi.org/10.14744/ejmi.2023.14882 Y2 - 2023 ER -