1. Jemal A, Siegal R, Ward E, Murray T, Xu J, Thun M. Cancer statistics, 2007. CA: Cancer J Clin 2007;57:43–66.
2. Levinson D. A conception of adult development. Am Psychol 1986;41(1):1–13.
3. Rowland J. Developmental states and adaptation: adult model. In: Holland J, Rowland J, editors. Handbook of psycho-oncology: psychological care of the patient with cancer. New York: Oxford University Press Inc.; 1990. p. 25–43.
4. McCubbin M. Family stress theory and the development of nursing knowledge about family adaptation. In: Fathom SL, et al, editor. The nursing of families: theory, research, education, and practice. Newborn Park: Sage; 1993. p. 46–58.
5. Baltes PB. Theoretical propositions of life-span developmental psychology: on dynamics between growth and decline. Dev Psychol 1987;23(5):611–26.