@article{ETD,
      school = {Ph.D.},
      author = {Cunningham, Christopher L.},
      url = {http://digitalcollections.ohsu.edu/record/1763},
      title = {Unconditioned stimulus intensity and conditioned  inhibition of fearfulness},
      number = {ETD},
      doi = {https://doi.org/10.6083/M4CR5RJ0},
      recid = {1763},
      address = {1975},
}