3Martsolf D S, Mickley J R. The concept of spirituality in nursing theories : differing world views and extent of fo-cus[J]. J Adv Nurs,1998,27(2) :294- 303.
4Neuman B. The Neuman Systems Model[M]. 3rd. ed. Norwalk,CT: Appleton & Lange, 1995 :48.
5Fulton R A B, Carson V. The spiritual variable essential to the client system[M]//Neuman B. The Neuman sys tems model. New J ersey : Prentice Hall, 1995 : 77- 87.
6Neuman B. The Neuman Systems Model[M]. 2nd ed. East Norwalk, CT : Appleton & Lange, 1989 : 29.
7Pierce J D, Hutton E. Applying the new concepts of the Neuman systems model[J]. Nurs Forum, 1992,27 (1): 15-18.
8Cobb R K. How well does spirituality predict health sta tus in adults living with HIV Disease: a Neuman Sys- tems Model study[J]. Nurs Sci Quart,2012,25(4):.347- 355.
9Narsavage G L. Promoting function in clients with chro- nic lung disease by increasing their perception of control []]. Holist Nurs Pract,1997,12(1) :17-26.
10Potter M I., Zauszniewski J A. Spirituality, resourceful- ness, and arthritis impact on health perception of elders with rheumatoid arthritis [J]. J Holist Nurs, 2000, 18 (4) :311 -331.
6Myra E L. Levine's four conservation principles[EB/OL]. (2009-03-16) [2009-03-19]. http://currentnursing. com/ nursing_theory/Levin_four__conservation_principles, htm.
7Meleis A I. Theoretical nursing: development and progress[M]. 3th ed. Philadelphia: Lippincott Raven Publishers, 1994 : 381-391.