2011
International journal of epidemiology, (2011).40 2 10.1093/ije/dyq255.
2011
Eye (London, England), (2011).25 10 10.1038/eye.2011.207.
2011
Tropical medicine & international health, (2011).16 6 10.1111/j.1365-3156.2011.02778.x.
2011
Journal of health economics, (2011).31 1 10.1016/j.jhealeco.2011.10.010.
2011
International journal of gynaecology and obstetrics, (2011).114 2 10.1016/j.ijgo.2011.05.007.
2011
Lancet, (2011).377 9763 10.1016/S0140-6736(10)62274-X.
2011
Tropical medicine & international health, (2011).17 1 10.1111/j.1365-3156.2011.02883.x.
2011
Bulletin of the World Health Organization, (2011).89 6 10.2471/BLT.10.085274.
2011
Bulletin of the World Health Organization, (2011).90 1 10.2471/BLT.11.090399.