APA (7th ed.) Citation

Friede, T., & Kieser, M. (2013). Blinded sample size re-estimation in superiority and noninferiority trials: Bias versus variance in variance estimation. Pharmaceutical statistics, 12(3), . https://doi.org/https://doi.org/10.1002/pst.1564

Chicago Style (17th ed.) Citation

Friede, Tim, and Meinhard Kieser. "Blinded Sample Size Re-estimation in Superiority and Noninferiority Trials: Bias Versus Variance in Variance Estimation." Pharmaceutical Statistics 12, no. 3 (2013). https://doi.org/https://doi.org/10.1002/pst.1564.

MLA (9th ed.) Citation

Friede, Tim, and Meinhard Kieser. "Blinded Sample Size Re-estimation in Superiority and Noninferiority Trials: Bias Versus Variance in Variance Estimation." Pharmaceutical Statistics, vol. 12, no. 3, 2013, https://doi.org/https://doi.org/10.1002/pst.1564.