@article{DA,
      organizations = {1978},
      url = {http://digitalcollections.ohsu.edu/record/5587},
      title = {Starr-Edwards heart valve prototype},
      publisher = {1978},
      abstract = {Black and white photograph of the side and top of a  Starr-Edwards heart valve prototype, ball-and-cage design.},
      number = {DA},
      doi = {https://doi.org/10.6083/M4N0151M},
      recid = {5587},
      address = {1968},
      year = {1973},
      institution = {1978},
}