@misc{miscbb09b106, title = {Depth of invasion applied to oropharynx does not improve prognosis discrimination according to AJCC stage groups for oral cancer. [Carta]}, author = {Matos, Leandro Luongo and Pinheiro, Renan Aguera and Kowalski, Luiz Paulo}, year = {2020}, doi = {10.1016/j.oraloncology.2020.104890}, journal = {Oral oncology} }