The full article is only 1 page long, and lists the following for references: http://www.commonwealthfund.org/~/media/files/publications/fund-report/2014/jun/1

The full article is only 1 page long, and lists the following for references: http://www.commonwealthfund.org/~/media/files/publications/fund-report/2014/jun/1755_davis_mirror_mirror_2014.pdf http://www.commonwealthfund.org/~/media/files/publications/f... http://www.commonwealthfund.org/publications/fund-reports/2017/jul/mirror-mirror-international-comparisons-2017 http://www.commonwealthfund.org/publications/fund-reports/20...