12th international congress for tropical medicine and malaria. Abstracts : 18-23 September 1988, Amsterdam, Netherlands / edit. P. A. Kager, A. M. Polderman 810 1988. Amsterdam : Elsevier Science Publishers, 1988. 13, 420 s.ISBN 0-444-81027-7   [2, z toho volných 0, prezenčně 2]