@article{DA,
      organizations = {1979},
      url = {http://digitalcollections.ohsu.edu/record/6530},
      title = {John P. Hammerstad, M.D.},
      publisher = {1979},
      abstract = {Black and white photograph of John P. Hammerstad, M.D.},
      number = {DA},
      doi = {https://doi.org/10.6083/M49K48VH},
      recid = {6530},
      address = {1970},
      year = {1970},
      institution = {1979},
}