00418nas a2200181   4500000000100000008004100001260001300042653001600055653002400071653001100095653001200106653002400118653001600142100002200158245003800180300001100218490000700229       1956                            d  c1956 Apr10aBCG Vaccine10aBiomedical Research10aHumans10aleprosy10aMycobacterium bovis10aVaccination1 aPEREIRA FILHO A C00a[Prevention of leprosy with BCG].  a177-990 v16