1. Joint
Mass Spectrometry Centre, Chair of Analytical Chemistry, Institute
of Chemistry, University of Rostock, D-18059 Rostock, Germany
2. Airsense Analytics GmbH, D-19061 Schwerin, Germany
3. Joint
Mass Spectrometry Centre, Cooperation Group “Comprehensive
Molecular Analytics”, Helmholtz Zentrum München—German Research Center for Environmental Health, D-85764 Neuherberg, Germany