About the Authors
- Isabel Tiago de Oliveira
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* E-mail: Isabel.Oliveira@iscte.pt
Affiliation Instituto Universitário de Lisboa (ISCTE-IUL), CIES–IUL, Lisboa, Portugal
- José G. Dias
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Affiliation Instituto Universitário de Lisboa (ISCTE-IUL), CIES–IUL, Lisboa, Portugal
- Sabu S. Padmadas
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Affiliation Centre for Global Health, Population, Poverty and Policy and Division of Social Statistics and Demography, University of Southampton, Southampton, United Kingdom
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: ITO JGD SSP. Performed the experiments: ITO JGD. Analyzed the data: JGD ITO. Contributed reagents/materials/analysis tools: JGD ITO. Wrote the paper: SSP ITO JGD.