00292nam a2200109Ia 450000500170000000800410001708200150005810000220007324500290009526000500012430000080017420260224040858.0260224s9999||||xx |||||||||||||| ||und||  a574.29 WIL  aWilliamson, A.R.  0aEssential immunogenetics  aOxford: Blackwell Scientific Publishersc1987  a432