@interface HKInteractiveChartHearingSensitivityFormatter : HKInteractiveChartDataFormatter - (id)formattedSelectedRangeLabelDataWithChartData:(id)a0 context:(long long)a1; - (id)unitStringFromUnit:(id)a0 number:(id)a1; - (id)_formattedFrequencyValue:(double)a0; - (id)_selectedRangeDataForSensitivityData:(id)a0 isLeftEar:(BOOL)a1; - (id)initWithUnitController:(id)a0; - (id)valueStringFromNumber:(id)a0; @end