APA
Thiene, G., Bortolotti, U. & Valente, M. (2002). The Hancock II xenograft: a step forward in bioprosthetic valve longevity?. Journal of Heart Valve Disease, 8(1), 1-3.
MLA
Thiene, G, U Bortolotti and M Valente. "The Hancock II xenograft: a step forward in bioprosthetic valve longevity?." Journal of Heart Valve Disease 8.1 (2002): 1-3.
Chicago
Thiene, G, U Bortolotti and M Valente. "The Hancock II xenograft: a step forward in bioprosthetic valve longevity?." Journal of Heart Valve Disease 8, no. 1 (2002): 1-3.
Harvard
Thiene, G., Bortolotti, U. and Valente, M. (2002) 'The Hancock II xenograft: a step forward in bioprosthetic valve longevity?' Journal of Heart Valve Disease 8(1), pp. 1-3.
Vancouver
Thiene G, Bortolotti U, Valente M. The Hancock II xenograft: a step forward in bioprosthetic valve longevity?. Journal of Heart Valve Disease. 2002 ;8(1):1-3.