Characterization of porcine aortic valvular interstitial cell 'calcified' nodules - Cloyd, KL; El-Hamamsy, I; Boonrungsiman, S; Hedegaard, M; Gentleman, E; Sarathchandra, P; Colazzo, F; Gentleman, MM; Yacoub, MH; Chester, AH; Stevens, MM (PLOS One, 2012)