The prognostic value of serum lactate dehydrogenase levels in patients with carcinoembryonic antigen (CEA)- and carbohydrate antigen 19-9 (CA19-9)-negative colorectal cancer. - Takano Y; Kamada T; Goto K; Tsukihara S; Kobayashi Y; Imaizumi Y; Ryu S; Takeda Y; Ohkuma M; Kosuge M; Eto K (Surgery today, 2026)