Colli, Andrea Learning curve analysis of transapical NeoChord mitral valve repair. [electronic resource] - European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery 08 2018 - 273-280 p. digital Publication Type: Journal Article ISSN: 1873-734X Standard No.: 10.1093/ejcts/ezy046 doi Subjects--Topical Terms: AgedCoronary Artery Bypass, Off-PumpFemaleHeart Valve Prosthesis Implantation--adverse effectsHumansKaplan-Meier EstimateLearning CurveMaleMiddle AgedMitral Valve--surgeryMitral Valve Insufficiency--surgeryTreatment Failure