@article{friedman1993-8326773,
  author  = {FRIEDMAN, BERNARD S. and Elixhauser, Anne},
  title   = {{Increased Use of an Expensive, Elective Procedure: Total Hip Replacements in the 1980s}},
  journal = {Medical Care},
  year    = {1993},
  doi     = {10.1097/00005650-199307000-00002},
  pmid    = {8326773},
  url     = {https://doi.org/10.1097/00005650-199307000-00002}
}