@misc{indiciaec21e34f6d341,
  title = {Deploying and testing an expandable surgical chamber in microgravity},
  author = {Markham, Sanford M. and Rock, John A.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890037004},
  note = {Source identifier: 19890037004}
}