[1] Wroclaw Med Univ, Fac Hlth Sci, Dept Clin Nursing, Div Nursing Internal Med, 5 Bartla St, PL-51618 Wroclaw, Poland
[2] Wroclaw Med Univ, Fac Hlth Sci, Dept Clin Nursing, Student Res Club,Div Nursing Internal Med, 5 Bartla St, PL-51618 Wroclaw, Poland
[3] Wroclaw Med Univ, Dept Internal Med Occupat Dis Hypertens & Clin On, 213 Borowska St, PL-50556 Wroclaw, Poland