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 accord with those studies and consistent with the recently published study by Patsch et al, and Cao et al. showing that obesity resulted in significant bone loss, particularly in the trabecular architecture in young C57BL/6J male mice (Cao et al., 2009; Patsch et al., in press).
Category: