@article{DA,
      recid = {4623},
      title = {X-ray machine},
      address = {1920},
      number = {DA},
      abstract = {ca. 1910-1920?},
      url = {http://digitalcollections.ohsu.edu/record/4623},
      doi = {https://doi.org/10.6083/M4RR1WNW},
}