195.327 SEVER JOHN L. /red./ Enzyme-linked immunosorbent assay [ELISA] for infectious agents. A meeting held at the National Institutes of Health Bethesda Maryland. September 9 and 10,1976,Guest ed: John L.Sever and David L.Madden.Ed.ass.:Elizabeth C.Krome, Chicago 1977 University 4° s.nlb.4,257-340,il The Journal of Infectious Diseases vol.136, suppl.