Application of Crossover Design for Conducting Rigorous Extension Evaluations.K S U Jayaratne,Carolyn Bird,Jacquelyn W Mcclellandmag(2013)引用 25|浏览16暂无评分关键词program evaluation,likert scales,evaluation methods,nutrition,research methodologyAI 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