Chien Wai-Tong, Lee Iris Fung-Kam
The Nethersole School of Nursing, Faculty of Medicine, 8/F Esther Lee Building, Chung Chi College, The Chinese University of Hong Kong, Sha Tin, NewTerritories, Hong Kong.
J Clin Nurs. 2002 Sep;11(5):695-6. doi: 10.1046/j.1365-2702.2002.00649.x.