About the Authors
CNRS UMR 7625, Ecole Normale Supérieure, Paris, France
IRD UR GEODES, Bondy, France
LENA-CNRS UPR 640, CHU Pitié-Salpêtrière, Paris, France
National Centre for Epidemiology and Population Health, Australian National University, Canberra, Australian Capital Territory, Australia
The authors have declared that no competing interests exist.
BC and SH designed the study. MC and BC analyzed the data. BC, AJM, and SH contributed to the writing of the paper.