Double blind trials to determine the late reactivity of leprosy patients and unaffected persons to different concentrations of armadillo lepromin in comparison to human lepromin.

Bechelli L M, Haddad N, Pagnano P M, et al. International journal of leprosy and other mycobacterial diseases : official organ of the International Leprosy Association. 1980; 48 (2) : 126-34.