Determinants of COVID-19 vaccine hesitancy in Portuguese-speaking countries: a structural equations modeling approach - Sousa, Álvaro Francisco Lopes de; Teixeira, Jules Ramon Brito; Lua, Iracema; Souza, Fernanda de Oliveira; Ferreira, Andrêa Jacqueline Fortes; Schneider, Guilherme; Carvalho, Herica Emilia Félix de; Oliveira, Layze Braz de; Lima, Shirley Verônica Melo Almeida; Sousa, Anderson Reis de; Araújo, Telma Maria Evangelista de; Camargo, Emerson Lucas Silva; et al. (Vaccines, 2021)