@misc{misc60d718fd, title = {COVID-19, head and neck cancer, and the need of training of health students and practitioners regarding to tobacco control and patient counseling [Carta]}, author = {Leonel, Augusto Cesar Leal da Silva and Martelli-Junior, Hercilio and Bonan, Paulo Rogerio Ferreti and Kowalski, Luiz Paulo and Perez, Danyel Elias da Cruz}, year = {2020}, doi = {10.1016/j.oraloncology.2020.104739}, journal = {Oral oncology} }