Oral Immunogenicity of an Attenuated Salmonella pullorum Harbouring HN Gene Vaccine of Newcastle Disease Virus
DING Ke，YU Zu-hua，LI Meng，YU Chuan，SHANG Ke，CHENG Xiang-chao，CHEN Gui-hua，LIAO Cheng-shui, JIA Yan-yan, WANG Yang, ZHANG Chun-jie
ACTA VETERINARIA ET ZOOTECHNICA SINICA . 2016, (10): 2081 -2088 .  DOI: 10.11843/j.issn.0366-6964.2016.10.017