『Scientific Foundations and Principles of Practice in Musculoskeletal Rehabilitation』より。
ttp://books.google.co.jp/books?id=59K2W0axcVYC&pg=PA560#v=onepage&q&f=fals （google books）
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The perfect diagnostic test is the gold standard with which all other tests are then compared. Gold standards, by definition, have a sensitivity of 100% and a specificity of 100%.
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