1. IntroductionNursing practice has been expanded greatly with time passing by. One innovative form of nursing practice is nurse-led care. The term"nurse-led care/service"has been introduced in nursing discipline for years as early as in 1960s [1]. Later, several nurse-led services were reported in 1980s and 1990s [2-7]. The common characteristics in these units were that the nurses provided addi-tional things to improve patients care, and the standard of practice was extremely high [8].