1. The spread of V4 strain of Newcastle disease virus between chickens vaccinated by drinking water administration;Bancroft;Australian Veterinary Journal,1977
2. Baxendale , W. Poultry immunology T.F. Davison T.R. Morris L.N. Payne Carfax Abingdon 375 387
3. Insertion of the fusion gene from Newcastle disease virus into a non-essential region in the terminal repeats of fowlpox virus and demonstration of protective immunity by the recombinant;Boursnell;Journal of General Virology,1990
4. Cervantes , H. 1995 Farm evaluation-water method. Proceedings, Poultry Vaccination Techniques and Evaluation Workshop, St. Paul, MN, 16 September 1995, American College of Poultry Veterinarians 16 24