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:Other studies suggest that altering affinity to FcRn might alter the bioavailability of mAbs (Deng et al., 2010; Deng et al., 2012), and SC bioavailability appears lower in FcRn-deficient mice as compared to wild type animals (Wang et al.
Category: