@misc{oai:ehime-u.repo.nii.ac.jp:00000837,
 author = {西川, 厚嗣 and NISHIKAWA, Atsushi},
 month = {2023-07-18, 2023-07-18},
 title = {Active and passive smoking and risk of ulcerative colitis: A case-control study in Japan},
 year = {}
}