TY  - BOOK
AU  - Gertler paul
AU  - Gaag Jacques Van Der
TI  - Willingness to pay for medical care: evidence from two developing countries
U1  - 338.473621 
PY  - 1990///
CY  - Baltimore
PB  - Johns Hopkins University Press for the World Bank
KW  - Industry
KW  - Medical care
ER  -