Unsal O, Yazici O, Ozdemir N, Ozet A. Efficacy of nivolumab as second-line treatment for elderly patients with metastatic malign melanoma. annalsmedres [Internet]. 2023 Aug. 25 [cited 2024 Dec. 22];30(8):965-9. Available from: http://annalsmedres.org/index.php/aomr/article/view/4502