@misc{indiciae8f63398a14fb,
  title = {Knock and wait.},
  author = {L A Kassman},
  year = {1996},
  doi = {10.1016/s0196-0644(96)70041-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/8780489/},
  note = {Source identifier: 8780489}
}