@phdthesis{oai:nagoya.repo.nii.ac.jp:00022289,
 author = {Watanabe, Miki and 渡邉, 美貴},
 month = {Mar},
 school = {名古屋大学, Nagoya University},
 title = {Declining trends in prevalence of Helicobacter pylori infection by birth-year in a Japanese population},
 year = {2016}
}