8Prochaska JO,DiClem ente CC.Stages and processes of self-change in smoking:towards an integrative model of change[J].J Cons ultClin Psychol,1983,51:390-395.
9Karnofsky DA.The use of nitrogen mustards in the palliative treatment of carcinoma.Cancer,1948,1:634-656.
10Christo P J, Mazloomdoost D. Cancer pain and analgesia[J]. Ann N Y Acad Sci, 2008, I 138: 278-298.
