@article{DA,
      url = {http://digitalcollections.ohsu.edu/record/6835},
      title = {Starr-Edwards heart valve},
      abstract = {Digital scan of a 35mm slide. Black-and-white photograph.  Extreme close-up of a Starr-Edwards ball-and-cage  artificial heart valve, showing the patterning of the  fabric and metal teeth inside the ring of the metal cage.},
      number = {DA},
      doi = {https://doi.org/10.6083/M40K277G},
      recid = {6835},
}