About the Authors
- Michel Guillot
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* E-mail: miguillo@sas.upenn.edu
Affiliation Population Studies Center, University of Pennsylvania, Philadelphia, Pennsylvania, United State of America
- Patrick Gerland
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Affiliation United Nations Population Division, New York, New York, United States of America
- François Pelletier
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Affiliation United Nations Population Division, New York, New York, United States of America
- Ameed Saabneh
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Affiliation Population Studies Center, University of Pennsylvania, Philadelphia, Pennsylvania, United State of America
Competing Interests
The authors have declared that no competing interests exist. The views expressed in this paper are those of the authors and do not necessarily reflect the views of the United Nations. Its contents have not been formally edited and cleared by the United Nations.
Author Contributions
Analyzed the data: MG PG FP AS. Wrote the first draft of the manuscript: MG. Contributed to the writing of the manuscript: MG PG FP. ICMJE criteria for authorship read and met: MG PG FP AS. Agree with manuscript results and conclusions: MG PG FP AS.