[1] MASSACHUSETTS GEN HOSP,DEPT MED,FRUIT ST,ACC 3A SUITE 380,BOSTON,MA 02114
[2] HARVARD UNIV,SCH MED,BOSTON,MA 02115
[3] UNIV VERMONT,COLL MED,DEPT BIOCHEM,BURLINGTON,VT 05405
[4] UNIV VERMONT,COLL MED,DEPT MED,BURLINGTON,VT 05405
[5] GENENTECH INC,S SAN FRANCISCO,CA