Tóm tắt nội dung: "Card is to be applauded for his thorough discussion of both the fundamentals and recent advances in meta-analysis, and for his use of such friendly, toned-down language. For instance, the graphical presentation of simulation results in order to explain the threat/impact of publication bias will really help readers understand the concept. I really like the author's discussions of practical matters, which may stimulate readers to investigate new approaches and practices. I will recommend this book...