Hickel R
ZWR. 1989 Nov;98(11):944-6, 948-51.
Due to long-term results with high success rate, pit and fissure sealing is recommended as approved method to prevent caries of pit and fissures. Therefore teeth should be sealed as early as possible--when the tooth can be sufficiently isolated from moisture. The dentist should prefer the approved composite sealers to glass ionomer cements.