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Hacker U, Hallek M, Kubicka S.Hacker U, et al.Internist (Berl). 2010 Nov;51(11):1366-73. doi: 10.1007/s00108-010-2671-9.Internist (Berl). 2010.PMID: 20967408Review.German.
Hacker UT, Wolf J, Wendtner CM.Hacker UT, et al.Dtsch Med Wochenschr. 2011 Feb;136(5):179-81. doi: 10.1055/s-0031-1272504. Epub 2011 Jan 26.Dtsch Med Wochenschr. 2011.PMID: 21271476Review.German.
Hofheinz RD, Ronellenfitsch U, Kubicka S, Falcone A, Burkholder I, Hacker UT.Hofheinz RD, et al. Among authors: hacker ut.Gastroenterol Res Pract. 2016;2016:9189483. doi: 10.1155/2016/9189483. Epub 2016 Aug 30.Gastroenterol Res Pract. 2016.PMID: 27656206Free PMC article.Review.
Tannapfel A, Reinacher-Schick A, Hacker U, Lorenzen S, Möhler M, Vogel A.Tannapfel A, et al. Among authors: hacker u.Visc Med. 2019 Mar;35(1):47-51. doi: 10.1159/000497293. Epub 2019 Feb 14.Visc Med. 2019.PMID: 31312650Free PMC article.No abstract available.