[Risk factors for peptic ulcers treated surgically].
Inagaki H, Okubo T, Usami S, Kotani H, Kabayashi E, Suzuki T, Asano M, Kondo M.
Inagaki H, et al. Among authors: okubo t.
Nihon Shokakibyo Gakkai Zasshi. 1989 Mar;86(3):700-6.
Nihon Shokakibyo Gakkai Zasshi. 1989.
PMID: 2770015
Japanese.