Ultrasonography, MammaryBreast CystMammographyImage Interpretation, Computer-AssistedBiopsyBreast NeoplasmsBreastSensitivity and SpecificityBiopsy, NeedleCarcinoma, Ductal, BreastBreast DiseasesUltrasonographyUltrasonicsUltrasonic TherapyUltrasonography, InterventionalHigh-Intensity Focused Ultrasound AblationBreast FeedingMicrobubblesUltrasonography, PrenatalBreast Neoplasms, MaleReceptors, EstrogenFibrocystic Breast DiseaseTransducersProspective StudiesReproducibility of ResultsCell Line, TumorBiopsy, Fine-NeedleBreast ImplantsReceptor, erbB-2PrognosisPregnancyUltrasonography, DopplerReceptors, ProgesteroneRetrospective StudiesPredictive Value of TestsBreast Self-ExaminationUltrasonography, Doppler, ColorTamoxifenRisk FactorsCarcinoma, Intraductal, NoninfiltratingImage-Guided BiopsyBiopsy, Large-Core NeedleImmunohistochemistryTumor Markers, BiologicalTreatment OutcomeTime FactorsContrast Media