Blocking tubules technologies for dentin hypersensitivity in periodontal patients: pilot study - Zangrando, Mariana Schutzer Ragghianti; Silva, Giovanna Fernanda Fávero da; Bigotto, Maria Laura Bignotto; Cintra, Flavia Maria Ravagnani Neves; Damante, Carla Andreotti; Sant'Ana, Adriana Campos Passanezi; Vilhena, Fabiano Vieira (Research, Society and Development, 2021)