528,750 HARRISON D.F.N. /red./ X World Cengress ef Oterhiaelaryngology, Venice, May 21-25. 1973. Org. by the Sacieta Italiana di Oterinolaryngologica di Patalegia Cervice-Facciale, member of the IFOS... Abstracts. Ed.: M. Arslan in collab. with V. Ricci and D.F.N. Harrison Amsterdam 1973 Excerpta Medica 8° s. nlb. VII, nlb. 1, 330. Excerpta Medica Iateraatieaal Congress Series nr 276