The establishment of EVISA is funded by the EU through
the Fifth Framework Programme (G7RT- CT- 2002- 05112).
Supporters of EVISA includes:
An electrically charged species formed by non-covalent attachment between an ion and a neutral species. These are most commonly observed in desorption and API and CI ion sources where a molecule of a component in the solvent or reagen gas remains attached to the ion.
Source: A. Mallet, S. Down, Dictionary of Mass Spectrometry, Wiley, 2010