Authors:
BOSHOFF CH
DUNGU B
WILLIAMS R
VORSTER J
CONRADIE JD
VERWOERD DW
YORK DF
Citation: Ch. Boshoff et al., DETECTION OF MAEDI-VISNA VIRUS-ANTIBODIES USING A SINGLE FUSION TRANSMEMBRANE-CORE P25 RECOMBINANT PROTEIN ELISA AND A MODIFIED RECEIVER-OPERATING CHARACTERISTIC ANALYSIS TO DETERMINE CUTOFF VALUES, Journal of virological methods, 63(1-2), 1997, pp. 47-56
Authors:
WILLIAMS R
BOSHOFF CH
VERWOERD D
SCHOEMAN M
VANWYK A
GERDES TH
ROOS K
Citation: R. Williams et al., DETECTION OF ANTIBODIES TO NEWCASTLE-DISEASE VIRUS IN OSTRICHES (STRUTHIO-CAMELUS) BY AN INDIRECT ELISA, Avian diseases, 41(4), 1997, pp. 864-869
Authors:
VORSTER JH
DUNGU B
MARAIS LC
YORK DF
WILLIAMS R
BOSHOFF CH
Citation: Jh. Vorster et al., A PERSPECTIVE ON MAEDI-VISNA IN SOUTH-AFRICA, Journal of the South African Veterinary Medical Association, 67(1), 1996, pp. 2-3