@article{ETD,
      school = {Certificate in Orthodontics},
      author = {Ecker, John M.},
      url = {http://digitalcollections.ohsu.edu/record/1785},
      title = {A force comparison study of round orthodontic wires},
      number = {ETD},
      doi = {https://doi.org/10.6083/M4J964MW},
      recid = {1785},
      address = {1975},
}