@article{ETD,
      school = {M.S.},
      author = {Singh, Pauline J.},
      url = {http://digitalcollections.ohsu.edu/record/8963},
      title = {Retention of passive avoidance learning and its hormonal  control},
      publisher = {Oregon Health and Science University},
      number = {ETD},
      doi = {https://doi.org/10.6083/M49C6VG9},
      recid = {8963},
      address = {1969-06-01},
}