* Cardiology Section, Department of Internal Medicine, Faculty of Medicine, University of Jordan; and

† Faculty of Medicine, The University of Jordan, Amman, Jordan.

Correspondence: Ahmad A. Toubasi, MD, Faculty of Medicine, the University of Jordan, Amman, 11942, Jordan. (e-mail: [email protected]).

The author(s) received no financial support for the research, authorship, and/or publication of this article.

No conflict of interest.

Supplemental digital content is available for this article. Direct URL citations appear in the printed text and are provided in the HTML and PDF versions of this article on the journal's Web site (www.jcvp.org).

Hanna K. Al-Makhamreh and Ahmad A. Toubasi contributed equally to this manuscript.