na INLIS000000000011205 20240229112603 0010-0521011205 240229 | | en 636.5.089/STA/p 636.5.089/STA/p STAPLES, Walter S. Proceedings of the symposia on Infectious Bursal Disease Gumboro Disease Atlanta Georgia September 20-21, 1977 / STAPLES, Walter S. Maryland : Cobb International, 1977 58 p.: ill.; 28 cm. INFECTIOUS BURSAL DISEASE VIRUS -- FOWLS -- CONGRESSES