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:These strategies can hopefully lead to earlier diagnosis and earlier, less invasive interventions for OSSN, particularly in places such as East Africa where there is limited access to specialists.[8] Our review suggests a lack of utilization of topical chemotherapy to treat OSSN in Africa.
Category: