On the structure of Ag-containing sol-gel bioactive glasses: a surface crystal growth of metallic silver removes its network modifier role in the glass structure - Borges, Roger; Oliveira, Juliana Soares da Silva de; Queiroz, Antonia Patrícia de; Zambanini, Telma; Hanashiro, Akiko Moura; Lima, Nelson Batista de; Schneider, José Fabian; Marchi, Juliana (Open Ceramics, 2023)