@misc{indiciae05218f97af82,
  title = {Does exercise prevent osteoporosis?},
  author = {J E Block and R Smith and D Black and H K Genant},
  year = {1987},
  doi = {10.1001/jama.1987.03390220113033},
  url = {https://pubmed.ncbi.nlm.nih.gov/3586232/},
  note = {Source identifier: 3586232}
}