@article{dag95mea,
  title = {Measuring Effectiveness: {{What}} to Expect without a Randomized Control Group},
  volume = {33},
  journal = {Med Care},
  author = {D'Agostino, Ralph B. and Kwan, Heidy},
  year = {1995},
  keywords = {teaching-mds,observational-study,bias,propensity-score,adjustment,retrospective-study},
  pages = {AS95-AS105},
  citeulike-article-id = {13263965},
  posted-at = {2014-07-14 14:09:26},
  priority = {0}
}

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