DOCUMENTA OPHTHALMOLOGICA PROCEEDINGS SER.; Vol. 38 542,770 OPHTHALMIC Ophthalmic ultrasonography : Proceedings of the 9th SI DUO Congress, Leeds, U. K. July 20—23, 1982 / ed. by Jeffrey S. Hillman and Malcolm M. Le May. — The Hague ; Boston ; Lancaster : Dr W. Junk Publ., 1984. — IX, [S], 502 s. : !1., wykr. ; 25 cm (Documenta Ophthalmologica Proceedings ser.; vol. 38) ISBN 90_6193_734_5