About the Authors

Fleur T. van de Wetering

f.t.vandewetering@amc.uva.nl

Affiliation Dutch Cochrane Centre, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands

Rob J. P. M. Scholten

Affiliation Dutch Cochrane Centre, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands

Tamara Haring

Affiliation Dutch Cochrane Centre, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands

Michael Clarke

Affiliation All Ireland Hub for Trials Methodology Research, Queen’s University of Belfast, Belfast, Northern Ireland

Lotty Hooft

Affiliation Dutch Cochrane Centre, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: FW LH. Performed the experiments: FW LH. Analyzed the data: FW. Contributed reagents/materials/analysis tools: FW RS TH MC LH. Wrote the paper: FW. Collected the data: TH FW. Participated in the writing of this manuscript and supervised the study: LH RS. Critically reviewed various versions of the final manuscript: MC. Approved the final manuscript: FW RS TH MC LH.