@article{DA,
      url = {http://digitalcollections.ohsu.edu/record/4539},
      title = {Stethoscope, purse, and horn},
      abstract = {ca. 1901},
      number = {DA},
      doi = {https://doi.org/10.6083/M4MG7MW0},
      recid = {4539},
      address = {1901},
}