https://www.selleckchem.com/pr....oducts/Tanshinone-I.
WHAT IS ALREADY KNOWN? The informativeness and quality of evidence synthesis inherently depend on the quality of what has been pooled into meta-research projects. Beyond the quality of included individual studies, only a methodologically correct process, in relation to systematic reviews and meta-analyses themselves, can produce a reliable and valid evidence synthesis. WHAT IS NEW? In this overview, the authors provide a synthesis of advantages and disadvantages and main characteristics of some of the most frequently used tools to