A two-year clinical evaluation of fluoride and non-fluoride resin-based pit-and-fissure sealants - Kobayashi, Tatiana Yuriko; Rios, Daniela; Machado, Maria Aparecida de Andrade Moreira; Oliveira, Thais Marchini; Silva, Salete Moura Bonifácio da (Brazilian Dental Journal, 2015)