More Groups
Fewer Groups
More People
Fewer People
Shoushtari, A. N.; Friedman, C. F.; Navid-Azarbaijani, P.; Postow, M. A.; Callahan, M. K.; Momtaz, P.; Panageas, K. S.; Wolchok, J. D.; Chapman, P. B. JAMA Oncology (2018)