1. Analytical Biochemistry, Department of Pharmacy, University of Groningen, A. Deusinglaan 1, 9713 AV Groningen, The Netherlands
2. Novartis Technical Research & Development Biologics, Hexal AG, Keltenring 1 + 3, 82041 Oberhaching, Germany
3. Drug Design, Department of Pharmacy, University of Groningen, A. Deusinglaan 1, 9713 AV Groningen, The Netherlands
4. ICON Bioanalytical Laboratories, Amerikaweg 18, 9407 TK Assen, The Netherlands