Immunoexpression of PD-L1, CD4+ and CD8+ cell infiltrates and tumor-infiltrating lymphocytes (TILs) in the microenvironment of actinic cheilitis and lower lip squamous cell carcinoma. Journal of Applied Oral Science, [S. l.], v. 30, p. e20210344, 2022. DOI: 10.1590/1678-7757-2021-0344 . Disponível em: https://revistas.usp.br/jaos/article/view/195220.. Acesso em: 17 jul. 2024.