@article{DA,
      url = {http://digitalcollections.ohsu.edu/record/6844},
      title = {Artificial heart valve, implanted},
      abstract = {Digital scan of a 35mm slide. X-ray of a single artificial  heart valve implanted in the chest cavity.},
      number = {DA},
      doi = {https://doi.org/10.6083/M4TX3D2K},
      recid = {6844},
}