Xie, Xuanqian The Impact of the Underlying Risk in Control Group and Effect Measures in Non-Inferiority Trials With Time-to-Event Data: A Simulation Study. [electronic resource] - Journal of clinical medicine research May 2018 - 376-383 p. digital Publication Type: Journal Article ISSN: 1918-3003 Standard No.: 10.14740/jocmr3349e doi