APA (7th ed.) Citation

Schüler, S., Kieser, M., & Rauch, G. (2017). Choice of futility boundaries for group sequential designs with two endpoints. BioMed Central; Springer. 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. London; Berlin; Heidelberg: BioMed Central; Springer, 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. BioMed Central; Springer, 2017. https://doi.org/10.1186/s12874-017-0387-4.