00439nas a2200181 4500000000100000008004100001260001300042653002500055653001100080653001200091653002200103653001600125100001400141245007100155300001100226490000600237022001400243 1986 d c1986 Dec10aDeveloping countries10aHumans10aleprosy10aPopulation Growth10aVaccination1 aBloom B R00a[Learning from leprosy: a look at immunology and the Third World]. a248-530 v5 a1120-3803