2[1]Pal SK,Mittal B.Fight against cancer in countries with limited resources:the post-genomic era scenario.Asian Pac J Cancer Prey.2004,5(3):328-333.
3[2]Sikora K.Developing a global strategy for cancer.Eur J Cancer.1999,35(14):1870-1877.
4[3]Zung WW,Magruder-Habib K,Velez R,Ailing W.The comorbidity of anxiety and depression in general medical patients:a longitudinal study.J Clin Psychiatry.1990,51:77-80.
5[4]Massie MJ.Prevalence of depression in patients with eancer.J Natl Cancer Inst Monogr,2004,32:57-71.
6[5]Tavoli A.Mohagheghi MA.Montazeri A.et al.Anxiety and depression in patients with gastrointestinal cancer:does knowledSe of cancer diagnosis matter? BMC Gastroenterol,2007;7(1):28.