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Sample-size Formula for Case-cohort Studies

Kubota, Kiyoshi; Wakana, Akira

doi: 10.1097/EDE.0b013e3182087650
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Department of Pharmacoepidemiology, Faculty of Medicine, University of Tokyo, Bunkyo-ku, Tokyo, kubotape-tky@umin.ac.jp

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© 2011 Lippincott Williams & Wilkins, Inc.