1. Joint
Mass Spectrometry Centre, Chair of Analytical Chemistry, Institute
of Chemistry, University of Rostock, 18059 Rostock, Germany
2. Joint
Mass Spectrometry Centre, Cooperation Group “Comprehensive
Molecular Analytics” (CMA), Helmholtz Zentrum München−German Research Centre for Environmental Health, 85764 Neuherberg, Germany
3. Photonion GmbH, Hagenower Strasse
73, 19061 Schwerin, Germany
4. DiSPA,
LC-MS Laboratory, University of Urbino, Piazza Rinascimento 6, 61029 Urbino, Italy