@misc{indiciae512548f7a711,
  title = {Enamel pretreatment: a critical variable in direct bonding systems.},
  author = {N A Wickwire and D Rentz},
  year = {1973},
  doi = {10.1016/0002-9416(73)90263-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/4583413/},
  note = {Source identifier: 4583413}
}