@misc{indiciae67a5ccaa02ad,
  title = {Exercise and osteoporosis.},
  author = {R Smith},
  year = {1985},
  doi = {10.1136/bmj.290.6476.1163},
  url = {https://pubmed.ncbi.nlm.nih.gov/3921139/},
  note = {Source identifier: 3921139}
}