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:…report also has important implications for drug development and future clinical management of patients with CKD. Previously, we reported that delivery of a pan-FGFR inhibitor could prevent development
C
of LVH and reverse established LVH in rats with CKD (Di Marco et al., 2014; Faul et al., 2011).
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