Heemskerk M H, Schoemaker H M, Alphen H E, van der Zee R, Joosten I, Spaan W J, Boog C J
Inst. of Infectious Diseases and Immunology, Faculty of Veterinary Medicine, University Utrecht, The Netherlands.
Adv Exp Med Biol. 1993;342:407-12. doi: 10.1007/978-1-4615-2996-5_64.