title: Phase II trial of S-1 monotherapy in elderly or frail patients with metastatic colorectal cancer.
authors.affiliation: Yonsei Cancer Center, Yonsei University College of Medicine, 250 Seongsanno, Seodaemun-gu, 120-752 Seoul, Korea.
authors.forename: Sang Joon
authors.initials: SJ
authors.lastname: Shin
authors.forename: Jae Heon
authors.initials: JH
authors.lastname: Jeong
authors.forename: Young Suk
authors.initials: YS
authors.lastname: Park
authors.forename: Kyung Hee
authors.initials: KH
authors.lastname: Lee
authors.forename: Byoung Yong
authors.initials: BY
authors.lastname: Shim
authors.forename: Tae Won
authors.initials: TW
authors.lastname: Kim
authors.forename: Do Youn
authors.initials: DY
authors.lastname: Oh
authors.forename: Myung Ah
authors.initials: MA
authors.lastname: Lee
authors.forename: Yong Tai
authors.initials: YT
authors.lastname: Kim
authors.forename: Yeul Hong
authors.initials: YH
authors.lastname: Kim
authors.forename: Dae Young
authors.initials: DY
authors.lastname: Zang
authors.forename: Jae Kyung
authors.initials: JK
authors.lastname: Roh
authors.forename: Joong Bae
authors.initials: JB
authors.lastname: Ahn
mesh_terms: D000964:Antimetabolites, Antineoplastic / Q000627:therapeutic use*; D015179:Colorectal Neoplasms / Q000188:drug therapy*; D006801:Humans; D010094:Oxonic Acid / Q000627:therapeutic use*; D005641:Tegafur / Q000627:therapeutic use*
chemical_list: D000964:Antimetabolites, Antineoplastic; D005641:Tegafur; D010094:Oxonic Acid