@article{DA,
      url = {http://digitalcollections.ohsu.edu/record/6846},
      title = {Artificial heart valve},
      abstract = {Digital scan of a 35mm slide. Image of a ball-and-cage  style artificial heart valve, set on a light blue fabric  background. The white plastic ball has been removed from  the cage. The metal cage has a white mesh cloth-covered  ring. The cage has been placed on its side with the top  facing the camera.},
      number = {DA},
      doi = {https://doi.org/10.6083/M4KD1WK0},
      recid = {6846},
}