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1by Ricardo Corral, Héctor Freilij, Saúl GrinsteinGet access
Published in Revista do Instituto de Medicina Tropical de São Paulo (1987)
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Article in Journal/Newspaper -
2by Patricia Petray, Nelsa Bonardello, Roberto Clark, Mercedes Agranatti, Ricardo Corral, Saúl GrinsteinGet access
Published in Revista do Instituto de Medicina Tropical de São Paulo (1992)
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Article in Journal/Newspaper