Outcome of Application of Cryopreserved Amniotic Membrane Grafts in the Treatment of Chronic Nonhealing Wounds of Different Origins in Polymorbid Patients: A Prospective Multicente... oleh Alzbeta Svobodova, Vojtech Horvath, Lukas Balogh, Martina Zemlickova, Radovan Fiala, Jan Burkert, Marek Brabec, Petr Stadler, Jaroslav Lindner, Jan Bednar, Katerina Jirsova