524,286 INTERNATIONAL Illrd International Congress on Muscle Diseases, Newcastle upon Tyne, Great Britain, September 15-21, 1974. President P. J, Nattrass, Chairman J, N. Walton, Abstracts of papers president, Amsterdam 1974 Excerpta Medica; New York, American Elsevier Publ, Co, Inc, 8° s, nlb, 12, 186, Excerpta Medica International Congress Ser, No. 334.