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New trends and developments in occupational health services

  1. New trends and developments in occupational health services : proceedings of international symposium on "...", Espoo, 3-6 October 1989  / edit. J. Rantanen, S. Lehtinen . 1991, 890  - Amsterdam  : Elsevier Science Publishers , 1991  - 21 s. (Excerpta Medica, International Congress Series; ICS 890 (1991))  ISBN 0-444-81401-9   [1, z toho voľných 0, prezenčne 1]