APA (7th ed.) Citation

Hees, K., & Kieser, M. (2017). Blinded sample size recalculation in clinical trials incorporating historical data. Contemporary clinical trials, 63, . https://doi.org/10.1016/j.cct.2017.07.013

Chicago Style (17th ed.) Citation

Hees, Katharina, and Meinhard Kieser. "Blinded Sample Size Recalculation in Clinical Trials Incorporating Historical Data." Contemporary Clinical Trials 63 (2017). https://doi.org/10.1016/j.cct.2017.07.013.

MLA (9th ed.) Citation

Hees, Katharina, and Meinhard Kieser. "Blinded Sample Size Recalculation in Clinical Trials Incorporating Historical Data." Contemporary Clinical Trials, vol. 63, 2017, https://doi.org/10.1016/j.cct.2017.07.013.