Evaluate the collective function of references cited together in a given text segment.
Classify their combined role into one of the following categories: 'method', 'background', or 'result'.

Text:In general, accumulated evidence supports a neuroprotective role of eCBs in seizures/epilepsy/excitotoxicity (Blair et al., 2006; Deshpande et al., 2007a; Guggenhuber et al., 2010; Monory et al., 2006; Wallace et al., 2003; Zogopoulos et al., 2013).
Category: