About the Authors

Christophe Z. Guilmoto


Affiliation CEPED (Université Paris Descartes Ined IRD), Paris, France

Xuyên Hoàng

Affiliation General Statistics Office, Hanoi, Vietnam

Toan Ngo Van

Affiliation Hanoi Medical University, Hanoi, Vietnam

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XH. Performed the experiments: XH. Analyzed the data: CZG TNV. Contributed reagents/materials/analysis tools: CZG XH TNV. Wrote the paper: CZG.