195,327 ENZYME Enzyme-linked immunosorbent assay /ELISA/ for infectious agents.A meeting held at the National Institutes of Health Betheada 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.