@article{HahnHaubitzKrugetal.2022,
  author    = {Britta Hahn and Imme Haubitz and Ralf Krug and Gabriel Krastl and Sebastian Soliman},
  title     = {Influence of matrix type on marginal gap formation of deep class II bulk-fill composite restorations},
  journal   = {International Journal of Environmental Research and Public Health},
  volume    = {19},
  number    = {9},
  doi       = {10.3390/ijerph19094961},
  year      = {2022},
}