@article{article5cc11be7,
title   = {Immediate and long-term effects of invasive and noninvasive pit and fissure sealing techniques on the microflora in occlusal fissures of human teeth},
author = {Kramer, P F and Zelante, F and Simionato, Maria Regina Lorenzetti},
year = {1993},
journal   = {Pediatric Dentistry}
}