@misc{indiciae423bad3555b6,
  title = {Digit sucking.},
  author = {S Mukai and C Mukai and K Asaoka and S Nagasugi},
  year = {1992},
  doi = {10.1016/0140-6736(92)91316-z},
  url = {https://pubmed.ncbi.nlm.nih.gov/1351224/},
  note = {Source identifier: 1351224}
}