Qualitative and quantitative analysis of mercury ions on the surface of amalgam restorations after home bleaching - Bastos, Natalia Almeida; Bitencourt, Sandro Basso; Bombonatti, Juliana Fraga Soares; Do Nascimento, Ana Paula Camatta; Mattos, Claudia Machado de Almeida; Freitas, Valéria da Penha; Guimarães, Jackeline Coutinho (RGO - Revista Gaucha de Odontologia, 2020)