Citation: Hj. Els et D. Josling, VIRUSES AND VIRUS-LIKE PARTICLES IDENTIFIED IN OSTRICH GUT CONTENTS, Journal of the South African Veterinary Medical Association, 69(3), 1998, pp. 74-80
Citation: Hj. Els et D. Josling, PROCEDURES FOR THE DIAGNOSIS OF VIRUS-PARTICLES BY ELECTRON-MICROSCOPY, Journal of the South African Veterinary Medical Association, 69(1), 1998, pp. 2-3