@misc{indiciae27e451f1fd2a,
  title = {Weight penalties.},
  author = {R W Parnell},
  year = {1979},
  doi = {10.1136/bmj.2.6202.1441},
  url = {https://pubmed.ncbi.nlm.nih.gov/519507/},
  note = {Source identifier: 519507}
}