1 Department of Propedeutics of Medicine, Nicolaus Copernicus University in Toruń, Ludwik Rydygier Collegium Medicum in Bydgoszcz, Poland; Department of Neonatology and Neonatal Intensive Care, Jan Biziel University Hospital No 2, Bydgoszcz, Poland. Electronic address: [email protected].
2 Department of Pathophysiology, Nicolaus Copernicus University in Toruń, Ludwik Rydygier Collegium Medicum in Bydgoszcz, Poland.
3 Department of Neonatology and Neonatal Intensive Care, Jan Biziel University Hospital No 2, Bydgoszcz, Poland.