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[2] UNIV CALIF SAN FRANCISCO,MED CTR,DEPT PHARMACEUT CHEM,SAN FRANCISCO,CA 94143
[3] UNIV CALIF SAN FRANCISCO,MED CTR,DEPT PATHOL,SAN FRANCISCO,CA 94143
[4] UNIV CALIF SAN FRANCISCO,MED CTR,DEPT PHARMACOL,SAN FRANCISCO,CA 94143
[5] CHILDRENS HOSP MED CTR,BRUCE LYON MEM RES LAB,OAKLAND,CA 94609
[6] UNIV GRONINGEN,DEPT PHYSIOL CHEM,9712 KZ GRONINGEN,NETHERLANDS