Expression Of Pd-1 And Pd-L1 In Head And Neck Squamous Cell Carcinoma And Its Association With Lymphnodal Metastasis. Vascular and Endovascular Review, [S. l.], v. 8, n. 16s, p. 40–43, 2025. Disponível em: https://verjournal.com/index.php/ver/article/view/1176. Acesso em: 26 dec. 2025.