544,946 PROCEEDINGS Proceedings of the Xth Scandinavian Congress of Cardiology / ed. by S. Bertil Olsson. — [Stockholm : Distr. by the Almqvist and Wiksell, 1986]. — 131 s. : wykr. ; 25 cm (Acta Medica Scandinavica, ISSN 0365—463X ; suppl. 712)