More Groups
Fewer Groups
More People
Fewer People
Sella, T.; Schwartz, L. H.; Swindle, P. W.; Onyebuchi, C. N.; Scardino, P. T.; Scher, H. I.; Hricak, H. Radiology (2004)
Zelefsky, M. J.; Cohen, G.; Zakian, K. L.; Dyke, J.; Koutcher, J. A.; Hricak, H.; Schwartz, L.; Zaider, M. The Cancer Journal (2000)