Comment on

• Sutureless aortic valve replacement as an alternative treatment for patients belonging to the "gray zone" between transcatheter aortic valve implantation and conventional surgery: a propensity-matched, multicenter analysis.

  D'Onofrio A, Messina A, Lorusso R, Alfieri OR, Fusari M, Rubino P, Rinaldi M, Di Bartolomeo R, Glauber M, Troise G, Gerosa G. D'Onofrio A, et al. J Thorac Cardiovasc Surg. 2012 Nov;144(5):1010-6. doi: 10.1016/j.jtcvs.2012.07.040. Epub 2012 Sep 10. J Thorac Cardiovasc Surg. 2012. PMID: 22974713