Helicobacter pylori infection rates in relation to age and social class in a population of Welsh men.
Sitas
F
F
Yarnell
J
J
Forman
D
D
D000328:Adult; D000367:Age Factors; D000368:Aged; D016481:Helicobacter Infections / Q000453:epidemiology*; D016480:Helicobacter pylori; D006801:Humans; D008019:Life Style; D008297:Male; D008875:Middle Aged; D015995:Prevalence; D012923:Social Class; D014852:Wales / Q000453:epidemiology