Alterations in myocardial creatinine kinase (CK) and lactate dehydrogenase (LDH) isoenzyme-distribution in a model of left ventricular dysfunction. de réir Muders, F, Neubauer, S, Luchner, A, Fredersdorf, S, Ickenstein, G, Riegger, G, Horn, M, Elsner, D