Alexander, R.A.; Haig, D.A.; Alexander, R.A.; Clark, R.; Sterne, M.; Louw, J.G.; Van der Reyden, D.; De Kock, V.E.
(Published by The Government Printer, Pretoria, South Africa., 1951)
(1) A brief description of Theiler's classical method of bluetongue vaccine
production is given and various modifications introduced from time to time are
recorded.
(2) In an attempt to adapt the recognized technique ...