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Time: 2024-03-29T01:52:59Z
URL: http://scholar.google.com/scholar_lookup?title=A+case-cohort+design+for+epidemiologic+cohort+studies+and+disease+prevention+trials&year=1986&author=Prentice&journal=Biometrika&volume=73&issue=1&pages=1-11&doi=10.1093%2Fbiomet%2F73.1.1