Keyna U, Applequist S E, Jongstra J, Beck-Engeser G B, Jäck H M
Department of Microbiology and Immunology, Loyola University Chicago, Stritch School of Medicine, Maywood, Illinois 60153, USA.
Ann N Y Acad Sci. 1995 Sep 29;764:39-42. doi: 10.1111/j.1749-6632.1995.tb55803.x.