Chemotherapy versus chemoradiotherapy after surgery and preoperative chemotherapy for resectable gastric cancer: per protocol analysis of the CRITICS trial. Issue 2 (February 2019) - de Steur, W.; Claassen, Y.; Hartgrink, H.; Meershoek Klein Kranenbarg, E.; van Sandick, J.; Braak, J.; Jansen, E.; van Grieken, N.; Putter, H.; Boot, H.; Cats, A.; Sikorska, K.; et al.