@misc{indiciae1b3139e03771,
  title = {[Cheek and lip biting].},
  author = {J van der Zwan and B R van den Houten and H N Hadders},
  year = {1977},
  url = {https://pubmed.ncbi.nlm.nih.gov/846584/},
  note = {Source identifier: 846584}
}