More Groups
Fewer Groups
More People
Fewer People
Wang, L.; Schwartz, L. H.; Mazumdar, M.; Smith, A.; Kemeny, N. E. Journal of Clinical Oncology (2005)
Schwartz, L. H.; Colville, J. A. C.; Wang, L.; Hricak, H.; Ilson, D.; Schwartz, G. K. Journal of Clinical Oncology (2004)