APA (7th ed.) Citation

Schüler, S., Kieser, M., & Rauch, G. (2017). Choice of futility boundaries for group sequential designs with two endpoints. BMC medical research methodology, 17, . https://doi.org/10.1186/s12874-017-0387-4

Chicago Style (17th ed.) Citation

Schüler, Svenja, Meinhard Kieser, and Geraldine Rauch. "Choice of Futility Boundaries for Group Sequential Designs with Two Endpoints." BMC Medical Research Methodology 17 (2017). https://doi.org/10.1186/s12874-017-0387-4.

MLA (9th ed.) Citation

Schüler, Svenja, et al. "Choice of Futility Boundaries for Group Sequential Designs with Two Endpoints." BMC Medical Research Methodology, vol. 17, 2017, https://doi.org/10.1186/s12874-017-0387-4.