A New Era of Salvage-Line Treatment for Metastatic Colorectal Cancer: The Role and Clinical Significance of Circulating Tumor DNA. - Toyokawa, Eiichiro; Ooki, Akira; Shinozaki, Eiji; Yoshikawa, Kaoru; Suzuki, Keito; Shiozawa, Manabu; Maeda, Shin; Yamaguchi, Kensei; Osumi, Hiroki (Biomolecules (2218-273X), 2026)