1. Chemical Process Development, Biogen, 225 Binney Street, Cambridge, Massachusetts 02142, United States
2. Medicinal Chemistry, Biogen, 225 Binney Street, Cambridge, Massachusetts 02142, United States
3. Pharmaceutical Sciences, Biogen, 225 Binney Street, Cambridge, Massachusetts 02142, United States
4. CMC Management, Biogen, 225 Binney Street, Cambridge, Massachusetts 02142, United States