Clinical and patient-centered outcomes using two types of subepithelial connective tissue grafts: a split-mouth randomized clinical trial - Zangrando, Mariana Schutzer Ragghianti; Eustachio, Ricardo Rabelo; Rezende, Maria Lúcia Rubo de; Sant’Ana, Adriana Campos Passanezi; Damante, Carla Andreotti; Greghi, Sebastião Luiz Aguiar (Journal of Periodontology, 2021)