@article{Williams2017,
author = {Williams, J.S. and Norstrom, F. and Ng, N.},
title= {Disability and ageing in China and India: Decomposing the effects of gender and residence. Results from the WHO study on global AGEing and adult health (SAGE},
year = {2017},
doi = {10.1186/s12877-017-0589-y},
volume = {17},
pages = {197},
}