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Cigarette_Smoking,_Hepatitis, Cigarette Smoking, Hepatitis C Virus Synergistic in Raising Liver Cancer Risk, Reuters
Health, Retrieved
November 23,
2008, medscape.com, Hepatitis C Support Project, 2008.
http://www.hivandhepatitis.com/hep_c/news/2006/070706_a.html, Smoking May Worsen Liver Fibrosis in Patients with Hepatitis C, Retrieved November 23, 2008, hivandhepatitis.com, July 2006.
http://www.medicinenet.com/script/main/art.asp?