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Jakub Kristek, Michal Kudla, Jaroslav Chlupac, Robert Novotny, Tomas Mirejovsky, Libor Janousek, Jiri Fronek 
World J Clin Cases 7(24):4270-4276. Published online Dec 26, 2019. doi: 10.12998/wjcc.v7.i24.4270