Retraction for Kumar et al., "Evaluation of the Newcastle Disease Virus F and HN Proteins in Protective Immunity by Using a Recombinant Avian Paramyxovirus Type 3 Vector in Chickens"

撤回 Kumar 等人的论文“利用重组禽副黏病毒 3 型载体在鸡中评估新城疫病毒 F 和 HN 蛋白的保护性免疫作用”。