Diagnosis of mucosal changes and hospitalized oral cancer patients in Brazil: influence of socioeconomic factors - Freire, Aldelany Ramalho; Freire, Deborah Ellen Wanderley Gomes; Pucca Junior, Gilberto Alfredo; Carrer, Fernanda Campos de Almeida; Sousa, Simone Alves de; Lucena, Edson Hilan Gomes de; Cavalcanti, Yuri Wanderley (2021)