Impact of educational level and travel burden on breast cancer stage at diagnosis in the state of Sao Paulo, Brazil - Almeida, Raissa Janine de; Luizaga, Carolina Terra de Moraes; Eluf Neto, José; Nunes, Helio Rubens de Carvalho; Pessoa, Eduardo Carvalho; Murta-Nascimento, Cristiane (Scientific reports, 2022)