Found 2 results
2007
Environmental Health Perspectives
(2007)
Issue:
6
Pages:
917-923
Volume:
115
Doi 10.1289/Ehp.9833
2008
Journal of Development Economics
(2008)
Issue:
1-2
Pages:
349-349
Volume:
85
DOI 10.1016/j.jdeveco.2006.12.002