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A simple formula for the calculation of sample size in pilot studies.
Viechtbauer W, Smits L, Kotz D, Budé L, Spigt M, Serroyen J, Crutzen R. Viechtbauer W, et al. Among authors: kotz d. J Clin Epidemiol. 2015 Nov;68(11):1375-9. doi: 10.1016/j.jclinepi.2015.04.014. Epub 2015 Jun 6. J Clin Epidemiol. 2015. PMID: 26146089
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Kotz D. Kotz D. Dtsch Arztebl Int. 2023 Jan 27;120(4):58. doi: 10.3238/arztebl.m2022.0265. Dtsch Arztebl Int. 2023. PMID: 36949642 Free PMC article. No abstract available.
In Reply.
Kotz D, Batra A, Kastaun S. Kotz D, et al. Dtsch Arztebl Int. 2020 Apr 24;117(17):299. doi: 10.3238/arztebl.2020.0299. Dtsch Arztebl Int. 2020. PMID: 32530416 Free PMC article. No abstract available.
160 results