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INTRODUCTION The aim of the study was to analyse the risk factors of early and late mortality in patients undergoing the first reoperation for prosthetic valve dysfunction. MATERIAL AND METHODS A… (More)
BACKGROUND The aim of the study was to find the factors predictive for paroxysmal atrial fibrillation (AF) following surgical correction of atrial septal defect type II (ASD t.II). METHODS 93… (More)
Deterioration of water quality in the gravel pit lake in Owinska, observed in 2002-2003, was manifested with increase of nutrient concentration, very abundant phytoand zooplankton, high pH and… (More)