@article{ETD,
      school = {M.S.},
      author = {Davidson, Katherine S.},
      url = {http://digitalcollections.ohsu.edu/record/1998},
      title = {Factors associated with perineal lacerations during  childbirth},
      number = {ETD},
      doi = {https://doi.org/10.6083/M40863J8},
      recid = {1998},
      address = {1996},
}