1. BioPharma Solutions R&D, BALS, Bruker Daltonik, Bremen, Germany
2. Analytical and Formulation Development, Agensys, Inc., an affiliate of Astellas, Santa Monica, CA, USA
3. Department of Biochemistry and Molecular Biology, University of Miami Miller School of Medicine, Miami, FL, USA
4. Bruker Daltonics, Billerica, MA