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. [Leprosy. Pathogenesis--classification--diagnosis--treatment]. Der Hautarzt; Zeitschrift fur Dermatologie, Venerologie, und verwandte Gebiete. 1990;41(3):126-30.
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. Cultivation of a nocardioform acid-fast chemoautotrophic bacterium from armadillo tissues infected with Mycobacterium leprae. The Indian journal of medical research. 1990;91:98-105.
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. Evidence that coating of Mycobacterium leprae surface antigens reduces its ability to hinder host microbicidal functions. Zentralblatt fur Bakteriologie : international journal of medical microbiology. 1990;272(3):337-46.
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. On the obligation of physicians to treat AIDS: is there a historical basis?. Reviews of infectious diseases. 1990;12(2):191-203.
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. Novel gelatin particle agglutination test for serodiagnosis of leprosy in the field. Journal of clinical microbiology [Internet]. 1990;28(3):525-9. Available from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC269656/pdf/jcm00051-0133.pdf
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. The sociocultural dimension in leprosy vaccine trials. Leprosy review [Internet]. 1990;61(1):50-9. Available from: http://leprev.ilsl.br/pdfs/1990/v61n1/pdf/v61n1a06.pdf
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. Antibodies to the phenolic glycolipid-1 antigen for epidemiologic investigations of enzootic leprosy in armadillos (Dasypus novemcinctus). Leprosy review [Internet]. 1990;61(1):19-24. Available from: http://leprev.ilsl.br/pdfs/1990/v61n1/pdf/v61n1a03.pdf
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. Preliminary observations on experimental leprosy in tupaias (Tupaia belangeri yunalis). Leprosy review [Internet]. 1990;61(1):12-8. Available from: http://leprev.ilsl.br/pdfs/1990/v61n1/pdf/v61n1a02.pdf
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. The need for new drugs in the treatment and control of leprosy. International journal of leprosy and other mycobacterial diseases : official organ of the International Leprosy Association [Internet]. 1990;58(1):78-97. Available from: http://ila.ilsl.br/pdfs/v58n1a12.pdf
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. Antibodies to lipoarabinomannan antigen in sooty mangabey monkeys experimentally inoculated with Mycobacterium leprae. International journal of leprosy and other mycobacterial diseases : official organ of the International Leprosy Association [Internet]. 1990;58(1):65-72. Available from: http://ila.ilsl.br/pdfs/v58n1a10.pdf