About the Authors

Janneke H. H. M. van de Wijgert

j.vandewijgert@liverpool.ac.uk

Affiliation Institute of Infection and Global Health, University of Liverpool, Liverpool, United Kingdom

Hanneke Borgdorff

Affiliation Academic Medical Center and Amsterdam Institute of Global Health and Development, Amsterdam, The Netherlands

Rita Verhelst

Affiliation International Centre for Reproductive Health, Ghent University Hospital, Ghent, Belgium

Tania Crucitti

Affiliation Prince Leopold Institute of Tropical Medicine, Antwerp, Belgium

Suzanna Francis

Affiliation London School for Hygiene and Tropical Medicine, London, United Kingdom

Hans Verstraelen

Affiliation Department of Obstetrics and Gynecology, Ghent University Hospital, Ghent, Belgium

Vicky Jespers

Affiliation Prince Leopold Institute of Tropical Medicine, Antwerp, Belgium

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Contributed to the writing of the manuscript: JvdW. Conceived the idea for this systematic review: JvdW. Selected the articles: JvdW HB. Extracted the data: JvdW HB VJ RV TC. Reviewed and commented on the manuscript: JvdW HB VJ RV TC SF HV.