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Koenig, Franz, Wolfsegger, Martin, Jaki, Thomas, Schuetz, Helmut and Wassmer, Gernot (2015). Adaptive two-stage bioequivalence trials with early stopping and sample size re-estimation. Trials, 16. LONDON: BIOMED CENTRAL LTD. ISSN 1745-6215
Neuhann, Julia M., Stemler, Jannik, Carcas, Antonio, Frias-Iniesta, Jesus, Bethe, Ullrich, Heringer, Sarah, Tischmann, Lea, Zarrouk, Marouan, Cueppers, Arnd, Koenig, Franz, Posch, Martin and Cornely, Oliver A. 
ORCID: 0000-0001-9599-3137
(2022).
A multinational, phase 2, randomised, adaptive protocol to evaluate immunogenicity and reactogenicity of different COVID-19 vaccines in adults >= 75 already vaccinated against SARS-CoV-2 (EU-COVAT-1-AGED): a trial conducted within the VACCELERATE network.
Trials, 23 (1).
LONDON:
BMC.
ISSN 1745-6215