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pro vyhledávání: '"J S, Pezzi"'
Autor:
J S, Pezzi, Y F, Shiau
Publikováno v:
American family physician. 52(6)
Helicobacter pylori infection is quite common. In the United States, prevalence varies considerably with race, nationality, socio-economic status and location of residence. In Western countries, the prevalence of the infection has shown a steady incr