Linking peri-implantitis to microbiome changes in affected implants, healthy implants, and saliva: a cross-sectional pilot study - Bessa, Lucinda J.; Egas, Conceição; Pires, Carolina; Proença, Luís; Mascarenhas, Paulo; Pais, Ricardo J.; Barroso, Helena; Machado, Vanessa; Botelho, João; Alcoforado, Gil; Mendes, José João; Alves, Ricardo (Frontiers in Cellular and Infection Microbiology, 2025)