@article{ETD,
      author = {Danchok, Stephen L.},
      url = {http://digitalcollections.ohsu.edu/record/8708},
      title = {A study of the variability of the cusp tips of the  mandibular first molar in twins},
      publisher = {Oregon Health and Science University},
      number = {ETD},
      doi = {https://doi.org/10.6083/M4Z60M4T},
      recid = {8708},
      address = {1964-03-01},
}