Citazione APA

Straumann, E., Kiowski, W., Langer, I., Grädel, E., Stulz, P., Burckhardt, D., . . . Burkart, F. (1994). Aortic valve replacement in elderly patients with aortic stenosis.

Stile di citazione Chicago

Straumann, E., W. Kiowski, I. Langer, E. Grädel, P. Stulz, D. Burckhardt, M. Pfisterer, e F. Burkart. Aortic Valve Replacement in Elderly Patients With Aortic Stenosis. 1994.

Citazione MLA

Straumann, E., et al. Aortic Valve Replacement in Elderly Patients With Aortic Stenosis. 1994.

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