_:vb50951894 . _:vb50951894 "An artery disease that is characterized by plaque building up along the inner walls of the arteries of the heart resulting in a narrowing of the arteries and a reduced blood supply to the cardiac muscles."^^ . _:vb50951894 . _:vb50951894 . _:vb50951894 . _:vb50951894 "url:http://en.wikipedia.org/wiki/Coronary_heart_disease"^^ . _:vb50951894 .