Safety, immunogenicity, and efficacy in man of an invasive Escherichia coli K-12 hybrid vaccine expressing Shigella flexneri 2a somatic antigenK. Kotloff, D. Herrington,T. Hale, J. Newland,L. Van De Verg,S. Formal, M. LevineVaccine（1992）引用 1|浏览2暂无评分关键词escherichia coliAI 理解论文溯源树样例生成溯源树，研究论文发展脉络Chat Paper正在生成论文摘要
