Wellek, Stefan Prof. Dr. rer. nat.Universität HeidelbergHeidelberg
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Recent publications in heiBIB
(In total there are 25 publications catalogued)
- Merz, Eberhard: Normal fetal growth profile at 10-41 weeks of gestation : an update based on 10225 normal singleton pregnancies and measurement of the fetal parameters using 3D ultrasound / authors: Eberhard Merz, Sonila Pashaj, Stefan Wellek, 01.01.2023. - 9 S.
In: Ultraschall in der Medizin, ISSN 1438-8782. 44(2023), 2, Seite 179-187
DOI: 10.1055/a-1968-0018
- Merz, Eberhard: The Fetal Medicine Foundation (FMF) Germany after 20 years : quality assurance of ultrasound examinations during first trimester screening : editorial / E. Merz, Ch. Thode, B.J. Hackelöer, B. Eiben, R. Faber, S. Tercanli, E. Huda, S. Wellek, 2022. - 5 S.
In: Ultraschall in der Medizin, ISSN 1438-8782. 43(2022), 02, Seite 115-119
DOI: 10.1055/a-1745-6879
- Wellek, Stefan: Reference ranges : why tolerance intervals should not be used / Stefan Wellek, and Christine Jennen-Steinmetz, 2022 Jul 15. - 2 S.
In: Statistical methods in medical research, ISSN 1477-0334. 31(2022), 11 vom: Nov., Seite 2255-2256
DOI: 10.1177/09622802221114538
- Wellek, Stefan: Planning and analysis of trials using a stepped wedge design / Stefan Wellek, Norbert Donner-Banzhoff, Jochem König, Philipp Mildenberger, Maria Blettner, 2019. - 6 S.
In: Deutsches Ärzteblatt international, ISSN 1866-0452. 116(2019), 26, Seite 453-458
DOI: 10.3238/arztebl.2019.0453
- Wellek, Stefan: A U-statistics based approach to sample size planning of two-arm trials with discrete outcome criterion aiming to establish either superiority or noninferiority / Stefan Wellek, 28 February 2017. - 14 S.
In: Statistics in medicine, ISSN 1097-0258. 36(2017), 5, Seite 799-812
DOI: 10.1002/sim.7183
- Wellek, Stefan: Author response to the contributors to the discussion on “a critical evaluation of the current ‘p-value controversy’” / Stefan Wellek, 2017. - 4 S.
In: Biometrical journal, ISSN 1521-4036. 59(2017), 5, Seite 897-900
DOI: 10.1002/bimj.201700076
- Wellek, Stefan: A critical evaluation of the current “p-value controversy” / Stefan Wellek. - 19 S.
In: Biometrical journal, ISSN 1521-4036. 59(2017), 5, S. 854-872
DOI: 10.1002/bimj.201700001
- Wellek, Stefan: Sample size planning of two-arm superiority and noninferiority survival studies with discrete follow-up / Stefan Wellek. - 14 S.
In: Statistics in medicine, ISSN 1097-0258. 36(2017), 20, S. 3123-3136
DOI: 10.1002/sim.7360
- Hoffelder, Thomas: Equivalence testing with particle size distribution data : methods and applications in the development of inhalative drugs / Thomas Hoffelder, Stefan Wellek. - 13 S.
In: Statistics in biopharmaceutical research, ISSN 1946-6315. 9(2017), 1, S. 12-24
DOI: 10.1080/19466315.2016.1173581
- Wellek, Stefan: Testing for noninferiority of binomial distributions referring to a modified equivalence region with piecewise linear boundary / S. Wellek, 2016. - 18 S.
In: The journal of statistical computation and simulation, ISSN 1563-5163. 86(2016), 9, Seite 1736-1753
DOI: 10.1080/00949655.2015.1081906