Acta Chirurgica 30. (1989)

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ACTA CHIRURGICA HUNGARICA A QUARTERLY OF THE HUNGARIAN ACADEMY OF SCIENCES Acta Chirurgica publishes original reports of research on surgery and related disciplines (general surgery, surgical aspects of gynaecology, urology, oto-rhino-laryngology, ortho­pedics, ophthalmology, nerve and brain surgery, pulmonary, oral surgery, heart and blood-vessel surgery) in English, with abstracts in English, German, and Russian. Acta Chirurgica is published in yearly volumes of four issues by AKADÉMIAI KIADÓ Publishing House of the Hungarian Academy of Sciences H-1054 Budapest, Alkotmány u. 21. Manuscripts and editorial correspondence should be addressed to Acta Chirurgica István Kórház, Urológia, H-1096 Budapest, Nagyvárad tér 1. Subscription information Orders should be addressed to KULTURA Foreign Trading Company H-1389 Budapest P.0. Box 149 or to its representatives abroad. Acta Chirurgica Hungarica is abstracted/indexed in Biological Abstracts, Chemical Abstracts, Current Awareness in Biological Sciences, Excerpta Medica, Index Medicus © Akadémiai Kiadó, Budapest