1. Labordiagnostic St. Gallen West AG , St. Gallen , Switzerland
2. Institute of Pharmacy, CCB – Centrum of Chemistry and Biomedicine, CMBI – Center for Molecular Biosciences, University of Innsbruck , Innsbruck , Austria
3. Stiftung für Pathobiochemie und Molekulare Diagnostik , Bonn , Germany
4. Roche Diagnostics GmbH , Penzberg , Germany