00615nam a2200121Ia 4500 20260716043416.0 Tollman, S.M. Health system reform and the role of field sites based upon demographic and health surveillance 2000 Explores the characteristics and defining features of field sites for demographic and health surveillance in low-income and middle-income countries. Argues that many currently active sites have a largely untapped potential for contributing substantially to national and subnational health development. 2/14/01 JOY_D A 46658 46658