00405nas a2200157   4500000000100000008004100001260004500042653001900087653001200106653001500118653001700133100001300150245005900163300001000222050001500232       1984                            d  bThe Pontifical Academy of SciencesaRome10aSocial aspects10aleprosy10aImmunology10aEpidemiology1 aChagas C00aImmunology, epidemiology and social aspects of leprosy  a42 p.  a130.28 CHA