Recruitment Costs for a Randomized Clinical TrialJeffrey J. Walline,Lisa A. Jones-Jordan, Kimberly J Shaw, Jill A Myers,Laura Cardenas,Alex D Nixon,David A. Berntsen,Donald O. MuttiInvestigative Ophthalmology & Visual Science(2017)引用 23|浏览21暂无评分AI 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