Doll, R., & Peto, R. (1980). Randomised controlled trials and retrospective controls.
Chicago Style (17th ed.) CitationDoll, R., and R. Peto. Randomised Controlled Trials and Retrospective Controls. 1980.
MLA (9th ed.) CitationDoll, R., and R. Peto. Randomised Controlled Trials and Retrospective Controls. 1980.
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