More Groups
Fewer Groups
More People
Fewer People
Leonard, G. D.; Sperber, D. ; O'connor, O.; Kemeny, N. E. Annals of Oncology (2004)
Kemeny, N.; Jarnagin, W.; Gonen, M.; Stockman, J.; Blumgart, L.; Sperber, D. ; Hummer, A.; Fong, Y. Journal of Clinical Oncology (2003)