00558     2200169   4500001002100000005001500021035002000036008004100056245010400097260004800201300002800249020001500277084002500292082001900317650003800336990001400374INLIS00000000000063420260226111914  a0010-0317000632260226                           0        aAnimal models in AIDS : International TNO Meeting, Maastrcht, The Netherlands, 23 - 26 October 1989  aNew York :bElsevier Applied Science,c1990  axxii, 380 hlm. ;c24 cm  a0444812644  a616.979 200 72 Int a  a616.979 200 72  aAQUIRED IMMUNODEFICIENCY SYNDROME  a140095412