S. Kawasaki

Surgery of gastric cancer in patients over 80 years old.

K. Yoshizane, H. Kawai, J. Otani, 1997, Acta medica Okayama.

Randomized clinical trial of adjuvant gemcitabine chemotherapy versus observation in resected bile duct cancer

M. Ando, J. Fujimoto, M. Nagino, 2018, The British journal of surgery.