@article{ETD,
      author = {Tacy, Robert J.},
      url = {http://digitalcollections.ohsu.edu/record/8913},
      title = {A study of rate of tooth movement as related to force},
      publisher = {Oregon Health and Science University},
      number = {ETD},
      doi = {https://doi.org/10.6083/M4KH0KC7},
      recid = {8913},
      address = {1968-05-01},
}