Authors: RICHTZENHAIN LJ PAULILLO AC PINTO AA KRONKA SN

Citation: Lj. Richtzenhain et al., RELATION BETWEEN THE HEMAGGLUTINATION INHIBITION TEST AND THE INDIRECT ELISA IN THE SEROLOGIC MONITORING OF LAYING HENS SUBMITTED TO DIFFERENT SYSTEMS OF VACCINATION AGAINST NEWCASTLE-DISEASE, Revista de Microbiologia, 24(3), 1993, pp. 187-191