Enlace original:
https://openknowledge.worldbank.org/handle/10986/21475
Das Gupta, Monica
,
Dalpatadu, K.C.S.
,
Shanmugarajah, C.K.
,
Herath, H.M.S.S.D.
,
[ Multisectoral Preventive Health Services in Sri Lanka : Lessons for Developing Countries in Providing Public Goods in Health ]