007290000a22002050004500003000900000005001700009100003000026245018300056264006900239300000800308041000800316650003600324650003600360650003200396650002600428650002500454700001400479700001400493700001600507PH-MaWHO20241108112316.0  aEdmunds, W.J....[et al.].03aThe cost-effectivenss of Haemophilus influenzae Type b (Hib), hepatitis B virus (HBV) and measles vaccination in developing countries : a preliminary report to WHO, December 1999  aLondon : bPHLS Communicable Disease Surveillance Centre,c1999.  a53p  aeng  aHaemophilus vaccinesxEconomics  aHepatitis B vaccinesxEconomics  aMeasles vaccinesxEconomics  aCost-benefit analysis  aDeveloping countries  aGay, N.J.  aGay, J.R.  aBirsson, M.