5Meng, Q, Xu, L. , Zhang, Y. , Qian, J. , Cai, M. , Xin, Y. ,... &Barber,S. L. (2012). Trends in access to health services and finan- cial protection in China between 2003 and 2011:a cross -sectional study [ J ]. The Lancet,379 (9818 ) ,805 - 814.
6Xu, K. Distribution of health payments and catastrophic expenditures Methodology [ R ]. World Health Organization, Geneva,2004.
7Michael Kent Ransom Reduction of Catastrophic Health Care Expendi- tures by a Community - based Health Insurance Scheme in Gujarat, In- dia: Current Experiences and Challenges [ R ]. Bulletin of the World Health Organization 2002,80 ( 8 ) :613 - 621.
8Wagstaff and Doorslaer(2003 ).
9Xu, K. , Evans, D. B. , Kawahata, K. , Zeramdini, R. , Klavus, J. &Murray, C. J. Household catastrophic health expenditure : a multicou- ntry analysis [ J ]. The Lancet 2003,362 : 1 11 - 116.
10Ke Xu, David B. Evans, Guido Carnn, Aria Mylena Aguilar - Rivera, Philip Musgrove and Timothy Evans. Protecting Households From Cata- strophic Health Spending [ J ]. Health Affairs 2007,26 ( 4 ), 972 - 983.
