195,788 AMERICAN American Heart Aaaaciatian.Abstracts. 51 at Scientific Sessions for Nuraea. 32nd Annual Meeting,Council an Arteriosolerosis- American Society for the Study of Arteriosclerosis 3rd National Conference an Thrombolis and Hemostasis, New York 1971 American Heart Aaaaciation, Inc. 4 s. 312,55,il. Circulation,vol.58 nr 4,p.2. American Heart Aaaociatian nr 61