@article{ETD,
      school = {M.P.H.},
      author = {Fry, Stephanie J.},
      url = {http://digitalcollections.ohsu.edu/record/593},
      title = {Barriers to up-to-date pertussis immunization in Oregon  children},
      number = {ETD},
      doi = {https://doi.org/10.6083/M47M05XC},
      recid = {593},
      address = {2011},
}