@article{DA,
      recid = {6833},
      title = {Artificial heart valve, post-implantation},
      number = {DA},
      abstract = {Digital scan of a 35mm slide. Image of a disc-style  artificial heart valve with extensive tissue growth onto  the disc after implantation. The valve is shown in  close-up, and the nose of a forceps can be seen holding the  valve at lower right.},
      url = {http://digitalcollections.ohsu.edu/record/6833},
      doi = {https://doi.org/10.6083/M4833QNP},
}