About the Authors

Hilda Bastian


Affiliation German Institute for Quality and Efficiency in Health Care (IQWiG), Cologne, Germany

Paul Glasziou

Affiliation Centre for Research in Evidence-Based Practice, Faculty of Health Sciences, Bond University, Gold Coast, Australia

Iain Chalmers

Affiliation James Lind Library, James Lind Initiative, Oxford, United Kingdom

Competing Interests

HB works for a health technology assessment agency.

Author Contributions

ICMJE criteria for authorship read and met: HB PG IC. Agree with the manuscript's results and conclusions: HB PG IC. Designed the experiments/the study: HB. Analyzed the data: HB. Collected data/did experiments for the study: HB. Wrote the first draft of the paper: HB. Contributed to the writing of the paper: PG IC. Conceived the idea, participated in searching, data collection, and analysis for both the historical and publication trends: HB. Guarantor for the article: HB. Searched and analyzed publication trends: PG. Participated in the searching and analysis of historical trends: IC.