More Groups
Fewer Groups
More People
Fewer People
Kelsen, D. P.; O'Reilly, E. M.; Huitzil Melendez, F. D.; Zheng, J.; Capanu, M.; Duffy, A.; Gansukh, B.; Jacobs, G.; Chapman, P. B.; Abou-Alfa, G. K. Journal of Clinical Oncology (2008)