Transapical aortic valve implantation: mid-term outcome from the SOURCE registry Eur J Cardiothorac Surg 27 June Jun 2012 13 years ago Wendler O, Walther T, Schroefel H, Lange R, Treede H, Fusari M, Rubino P, Thomas M; on behalf of the SOURCE investigators http://www.ncbi.nlm.nih.gov/pubmed/22648920
