6 Laghrissi‐Thode Laghrissi‐Thode ,  F. F. , Wagner, W.R., Pollock, B.G., Johnson, P.C. & Finkel, M.S.  Elevated platelet factor 4 and beta‐thromboglobulin plasma levels in depressed patients with ischemic heart disease Elevated platelet factor 4 and beta‐thromboglobulin plasma levels in depressed patients with ischemic heart disease . This evidence concerns the gene PPBP and coronary artery disorder.