Zavrelová Alzbeta, Matejková Adéla, Nová Markéta, Hoffmann Petr, Buchta Vladimír, Zák Pavel
2nd Department of Medicine, Charles University in Prague, Faculty of Medicine and University Hospital Hradec Králové, Czech Republic.
Acta Medica (Hradec Kralove). 2011;54(4):163-6.