Preferred reporting items for overviews of systematic reviews including harms checklist: a pilot tool to be used for balanced reporting of benefits and harms

Effects of creatine supplementation on cognitive function of healthy individuals: A systematic review of randomized controlled trials

Gene promoter methylation and cancer: An umbrella review

ccaR: A package for assessing primary study overlap across systematic reviews in overviews

Reporting guidelines on how to write a complete and transparent abstract for overviews of systematic reviews of health care interventions

How to keep up to date with medical information using web‐based resources: a systematised review and narrative synthesis