@misc{indiciae06920a96a483,
  title = {Fitness trails.},
  author = {R Buxbaum and R O'Connor},
  year = {1977},
  doi = {10.1056/nejm197703242961213},
  url = {https://pubmed.ncbi.nlm.nih.gov/840260/},
  note = {Source identifier: 840260}
}