ÜNSAL, Oktay, and Ozan YAZICI. “The Association Between Serum Vitamin D Level and Efficacy of Nivolumab Treatment in Patients With Advanced NSCLC”. GEVHER NESIBE JOURNAL OF MEDICAL AND HEALTH SCIENCES 8, no. Özel Sayı (October 4, 2023): 678–684. Accessed July 3, 2024. https://gevhernesibedergisi.com/index.php/gnj/article/view/525.