APA citiranje

Flachskampf, F. A., & Daniel, W. G. (2005). Clinical significance of patent foramen ovale: Introduction. Copyright 2005 by Heart.

Citação norma Chicago

Flachskampf, F A., and W G. Daniel. Clinical Significance of Patent Foramen Ovale: Introduction. Copyright 2005 by Heart, 2005.

MLA citiranje

Flachskampf, F A., and W G. Daniel. Clinical Significance of Patent Foramen Ovale: Introduction. Copyright 2005 by Heart, 2005.