@misc{indiciaeafde28e6b2b7,
  title = {Congenitally missing first permanent molars.},
  author = {S Järvinen and P Väätäjä},
  year = {1981},
  url = {https://pubmed.ncbi.nlm.nih.gov/6950080/},
  note = {Source identifier: 6950080}
}