[1] Nicolaus Copernicus Univ Torun, Fac Med, Dept Histol & Embryol, Coll Medicum Bydgoszcz,Vasc Biol Student Res Club, PL-85067 Bydgoszcz, Poland
[2] Nicolaus Copernicus Univ Torun, Fac Med, Dept Histol & Embryol, Coll Med Bydgoszcz, PL-85067 Bydgoszcz, Poland
[3] Mazovian Acad Plock, Fac Med, Coll Med, PL-09402 Plock, Poland
[4] Univ Rzeszow, Inst Med Sci, Coll Med Sci, Dept Histol & Embryol, PL-35310 Rzeszow, Poland
[5] Med Univ Bialystok, Dept Histol & Embryol, PL-15269 Bialystok, Poland