@article{nam87,
  title = {A Simple Approximation for Calculating Sample Sizes for Detecting Linear Trend in Proportions},
  volume = {43},
  journal = {Biometrics},
  author = {Nam, J.},
  year = {1987},
  keywords = {sample-size-estimation,binary-random-var,discriminant-analysis,logistic-model},
  pages = {701-705},
  citeulike-article-id = {13264615},
  posted-at = {2014-07-14 14:09:39},
  priority = {0}
}

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