[1] Natl Univ Singapore, Yong Loo Lin Sch Med, Alice Lee Ctr Nursing Studies, Singapore, Singapore
[2] Tan Tock Seng Hosp, Nursing Serv, Dept Educ & Practice, Singapore, Singapore
[3] Natl Univ Singapore Hosp, Nursing Educ, Singapore, Singapore
[4] Jonkoping Univ, Sch Hlth & Welf, Jonkoping, Sweden