<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/dc/terms/identifier>	"a5df67ac88dab77c50c138cec2944814000c859f" .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1111/j.1728-4465.2002.00103.x> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.18356/785301c6-en> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1186/1471-2458-8-277> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1016/s0168-8510%2801%2900207-x> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1016/j.healthpol.2003.07.005> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1016/s0140-6736%2802%2909512-0> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1093/ajh/hpu053> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1016/s0140-6736%2808%2961366-5> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1377/hlthaff.27.2.460> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1093/aje/kwi188> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1002/hec.1510> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1016/s0140-6736%2807%2960316-x> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1016/s0140-6736%2808%2961368-9> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1038/sj.ejcn.1600664> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://purl.org/spar/fabio/JournalArticle> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1093/aje/kwg074> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1377/hlthaff.27.4.937> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1097/mlr.0b013e3180618b9a> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1002/hec.1525> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1093/her/cyg074> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1002/j.1550-8528.1995.tb00124.x> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1377/hlthaff.27.4.921> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1136/bmj.333.7564.362> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1016/j.healthpol.2008.04.008> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1093/heapol/czh019> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1056/nejmsa050467> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1093/ajcn/75.6.971> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1038/sj.ijo.0803354> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://purl.org/spar/cito/cites>	<http://dx.doi.org/10.1016/s0140-6736%2808%2961364-1> .
<http://dx.doi.org/10.1371/journal.pone.0028411>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://purl.org/spar/fabio/Work> .