RT Article T1 Nursing ethics: cross-border challenges and leadership JF Nursing ethics VO 11 IS 3 SP 309 OP 310 A1 McPherson, Gladys A1 Rodney, Paddy LA English PB Sage YR 2004 UL https://ixtheo.de/Record/1779442890 DO 10.1191/0969733004ne698xx