Doll, R., & Peto, R. (1980). Randomised controlled trials and retrospective controls.
Chicagoスタイル(17版)引用形式Doll, R., , R. Peto. Randomised Controlled Trials and Retrospective Controls. 1980.
MLA(9版)引用形式Doll, R., , R. Peto. Randomised Controlled Trials and Retrospective Controls. 1980.
警告: この引用は必ずしも正確ではありません.