@article{Clarke2011,
author = {P. Clarke and JP. Smith},
title = {Aging in a cultural context: cross-national differences in disability and the moderating role of personal control among older adults in the United States and England. },
journal = {Journal of Gerontology: Medical Sciences},
year = {2011},
month = {Jun},
volume = {66},
number = {4},
pages = {457-67},
url = {},
}