@interface HealthRecordsUI.ChartDataSource : HealthRecordsUI.ConceptsDataSource {
    void /* unknown type, empty encoding */ chartDefining;
    void /* unknown type, empty encoding */ chartability;
    void /* unknown type, empty encoding */ chartFactory;
    void /* unknown type, empty encoding */ chartSetSize;
    void /* unknown type, empty encoding */ cancellable;
}

@end