@misc{indiciaec8db92daa7ee,
  title = {Urinary Acid Excretion Can Predict Changes in Bone Metabolism During Space Flight},
  author = {Zwart, Sara R. and Smith, Scott M.},
  year = {2011},
  url = {https://ntrs.nasa.gov/citations/20110022388},
  note = {Source identifier: 20110022388}
}