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Ferlitsch A, Puspok A, Bota S, Wewalka F, Schoefl R, Brownstone E, Madl C, Lenzen H, Lankisch TO, Dolak W, Trauner MH, Ferlitsch M.Ferlitsch A, et al. Among authors: schoefl r.Endoscopy. 2016 Apr;48(4):380-4. doi: 10.1055/s-0034-1393312. Epub 2015 Nov 12.Endoscopy. 2016.PMID: 26561916Clinical Trial.
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Ferlitsch A, Schoefl R, Puespoek A, Miehsler W, Schoeniger-Hekele M, Hofer H, Gangl A, Homoncik M.Ferlitsch A, et al. Among authors: schoefl r.Endoscopy. 2010 Dec;42(12):1049-56. doi: 10.1055/s-0030-1255818. Epub 2010 Oct 22.Endoscopy. 2010.PMID: 20972956Clinical Trial.