Effect of enamel preparation method on in vitro marginal microleakage of a flowable composite used as pit and fissure sealant - Youssef, Michel Nicolau; Youssef, Fernanda de Almeida; Souza-Zaroni, Wanessa Christine de; Turbino, Míriam Lacalle; Vieira, M. M. F (International Journal of Paediatric Dentistry, 2006)