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Gastric cancer is one of most frequent causes of death in Brazil. The city of Manaus has one of the highest incidences of this disease in Brazil. The Epstein-Barr virus (EBV) is a ubiquitous herpesvirus that is classified as a group 1 carcinogen by the International Agency for Research on Cancer. We obtained biopsies from 6 control subjects and 10(More)
BACKGROUND In Brazil, gastric cancer is the fourth most common malignancy among men and sixth among women. The cause is multivariate and the risks are well known. It has prognosis and treatment defined by the location and staging of the tumor and number of lymph nodes resected and involved. AIM The Brazilian Consensus on Gastric Cancer promoted by ABCG(More)
Brazil is the fifth most populous country in the world with widespread regional and social inequalities. Regional disparities in healthcare are unacceptably large, with the remote and poor regions of the north and northeast having reduced life expectancy compared to the south region, where life expectancy approaches that of rich countries. We report our(More)
Hepatocellular carcinoma is an infection of variable incidence that can be caused by hepatitis B virus (HBV), which is endemic in the Amazon region. The diagnosis of HBV can be performed through the use of serum markers such as the hepatitis B surface antigen. The chronic HBV can cause mutagenesis and carcinogenesis, being the susceptibility of infection(More)
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