Tumor necrosis factor promoter polymorphism (TNF2) seems to protect against development of severe forms of leprosy in a pilot study in Brazilian patients [3]
Journal article published in 2000 by
A. R. Santos,
A. S. Almeida,
A. S. Almeda,
P. N. Suffys,
M. O. Moraes,
V. F. Filho,
H. J. Mattos,
J. A. C. Nery,
P. H. Cabello,
E. P. Sampaio,
E. N. Sarno 
