@article{DA,
      recid = {4079},
      title = {Stethoscope chest piece},
      address = {1900},
      number = {DA},
      abstract = {Digital photograph of a metal chest piece from a  stethoscope, on a blue background. Also seen is the paper  label with typed text reading "Dr. Pollards scope, donated  by Bert Campbell, M.D."},
      url = {http://digitalcollections.ohsu.edu/record/4079},
      doi = {https://doi.org/10.6083/M41Z42R0},
}