00615nam a2200121Ia 450000500170000010000180001724501000003526000090013552003070014458300190045194200060047099900170047620260716043416.0  aTollman, S.M.  aHealth system reform and the role of field sites based upon demographic and health surveillance  c2000  aExplores 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.  c2/14/01kJOY_D  cA  c46658d46658