@interface HealthRecordsUI.MedicalRecordTimelineChartDataSource : HealthRecordsUI.ConceptsDataSource {
    void /* unknown type, empty encoding */ profile;
    void /* unknown type, empty encoding */ ontologyConcept;
    void /* unknown type, empty encoding */ chartViewController;
    void /* unknown type, empty encoding */ cancellable;
    void /* unknown type, empty encoding */ parentViewController;
}

@end