Even with 3 arteries 80% narrowed and one 90% as determined by the angiogram, can one still reverse this by way of special heart-healthy diet, magnesium, Vitamin D (2000mg), Vitamin K, and Fish Oil, and exercise, instead of having bypass surgery.....as Dr s. Steven Masley, Steven Nissen, and Marc Gillinov are strongly reccommending in their books, HEART 411 and 30 DAY HEART TUNE-UP?