Vaccine Procurement: A Conceptual Framework Based on Literature ReviewVincenza Gianfredi,Antonietta Filia,Maria Cristina Rota,Roberto Croci,Lorenzo Bellini,Anna Odone,Carlo SignorelliVACCINES(2021)引用 3|浏览11暂无评分关键词vaccine procurement,Europe,review,vaccine,immunizationAI 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