Detection of Protective Titers of Bivalent Live Infectious Bursal Disease Vaccine Against Virulent IBD Viruses
Liu Jue, Liu Youchang, Yao Weiguang, Zhou Jiao, Wang Ping
ACTA AGRICULTURAE BOREALI-SINICA . 1999, (2): 133 -138 .  DOI: 10.3321/j.issn:1000-7091.1999.02.027