Matis LA, Cron R, Bluestone JA
Pardoll DM, Fowlkes BJ, Bluestone JA, Kruisbeek A, Maloy WL, Coligan JE, Schwartz RH
Bluestone JA, Pardoll D, Sharrow SO, Fowlkes BJ
Perez P, Hoffman RW, Shaw S, Bluestone JA, Segal DM
Bluestone JA, Sharrow SO, Epstein SL, Ozato K, Sachs DH