@techreport{NBERr0281,
 title = "Prenatal Medical Care and Infant Mortality",
 author = "Jeffrey E. Harris",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Reprint Series",
 number = "281",
 year = "1982",
 month = "July",
 URL = "http://www.nber.org/papers/r0281",
 abstract = {},
}