Indeterminated leprosy: histopathologic and histochemical predictive parameters involved in its possible change to paucibacillary or multibacillary leprosy - Takahashi, M D; Andrade Júnior, Heitor Franco de; Wakamatsu, A; Siqueira, S; Brito, T (International Journal of Leprosy and Other Micobacterial Diseases, 1991)