547,868 OPHTHALMOLOGY Opthalmology today : Proceedings of the Vllth Congress of the European Society of Ophthalmology held in Lisbon, Portugal, 16-20 May 1988 : organized by Portuguese Society of Ophthalmology / ed. L.N. Ferraz De Oliveira Amsterdam ; New York ; Oxford : Excerpta Medica, 1988. - XVIII, 779 s. : il., vykr. ; 25 cm (International Congres Series / Excerpta Medica ; 803) ISBN 0-444-81053-6