1. Protein and Cell Sciences, EMD Serono, 45A Middlesex Turnpike, Billerica, MA 01821, USA
2. NBE Technologies, Merck Healthcare KGaA, Frankfurter Str. 250, 64293 Darmstadt, Germany
3. Protein Engineering and Antibody Technologies, EMD Serono, 45A Middlesex Turnpike, Billerica, MA 01821, USA
4. Discovery Pharmacology, Merck Healthcare KGaA, Frankfurter Str. 250, 64293 Darmstadt, Germany