@article{DA,
      url = {http://digitalcollections.ohsu.edu/record/4434},
      title = {Sphygmomanometer},
      abstract = {ca. 1920},
      number = {DA},
      doi = {https://doi.org/10.6083/M45T3HV6},
      recid = {4434},
      address = {1920},
}