@misc{indiciae498a636371f6,
  title = {Spherical amalgam restorations.},
  author = {R L Lambert and R W Wettlaufer and A G Christen},
  year = {1970},
  url = {https://pubmed.ncbi.nlm.nih.gov/5277763/},
  note = {Source identifier: 5277763}
}