Is Helicobacter pylori-negative duodenal ulcer masked by the high prevalence of H. pylori infection in the general population?
Higuchi
K
K
Arakawa
T
T
Fujiwara
Y
Y
Uchida
T
T
Tominaga
K
K
Watanabe
T
T
Kuroki
T
T
D000328:Adult; D000368:Aged; D004381:Duodenal Ulcer / Q000453:epidemiology / Q000382:microbiology*; D005260:Female; D016481:Helicobacter Infections / Q000453:epidemiology*; D016480:Helicobacter pylori; D006801:Humans; D007564:Japan / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D015995:Prevalence; D014481:United States