00617nas a2200229   4500000000100000008004100001260001700042653001600059653001100075653001700086653001300103653001200116653002400128653001500152653002000167653001600187100001400203245013800217300001100355490000700366022001400373       1957                            d  c1957 Apr-Jun10aBCG Vaccine10aHumans10aImmunization10aLepromin10aleprosy10aMycobacterium bovis10aTuberculin10aTuberculin Test10aVaccination1 aROTBERG A00a[Factor N of resistance to leprosy & relation of lepromin & tuberculin reactivity; doubtful value of BCG in immunization to leprosy].  a85-1060 v25  a0034-7248