ANDRADE, V.L., SABROZA, P.C., CASTROS, A.J.W. de, MOTTA, C.P. e ARAUJO, A.J. 1990. Leprosy spread in urban area, part II: reactivity of Soluble Antigen (SA) in three different groups of leprosy contacts in São Gonçalo Rio de Janeiro State Brazil. Hansenologia Internationalis: hanseníase e outras doenças infecciosas. 15, 1/2 (nov. 1990), 46–57. DOI:https://doi.org/10.47878/hi.1990.v15.35501.