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. Development of diagnostic tests for leprosy and tuberculosis. Tropical medicine and parasitology : official organ of Deutsche Tropenmedizinische Gesellschaft and of Deutsche Gesellschaft fur Technische Zusammenarbeit (GTZ). 1990;41(3):301-3.
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. Selection and characterization of recombinant clones that produce Mycobacterium leprae antigens recognized by antibodies in sera from household contacts of leprosy patients. Infection and immunity. 1990;58(9):2821-7.
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. A comparison of the Ziehl-Neelsen and Kinyoun methods in staining smears from leprosy patients. International journal of leprosy and other mycobacterial diseases : official organ of the International Leprosy Association [Internet]. 1990;58(2):389-91. Available from: http://ila.ilsl.br/pdfs/v58n2a24.pdf
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. Immunologic defects in leprosy patients. II. Interleukin 1, interleukin 2, and interferon production in leprosy patients. International journal of leprosy and other mycobacterial diseases : official organ of the International Leprosy Association [Internet]. 1990;58(2):311-8. Available from: http://ila.ilsl.br/pdfs/v58n2a05.pdf