title: Studies on new catechol containing cephalosporins. III. Synthesis and structure-activity relationships of cephalosporins having a pyridone moiety at the C-7 position
authors.affiliation: Division of Applied Science, Korea Institute of Science and Technology, Cheongryang, Seoul, Korea.
authors.initials: KI
authors.lastname: Choi
authors.initials: JH
authors.lastname: Cha
authors.initials: AN
authors.lastname: Pae
authors.initials: YS
authors.lastname: Cho
authors.initials: HY
authors.lastname: Koh
authors.initials: MH
authors.lastname: Chang
authors.initials: HY
authors.lastname: Kang
authors.initials: BY
authors.lastname: Chung