त्रपिकोल जायगाफोराव , जेराव एताइपिकोल मायखबेकतेरियानि जाथाया गोबां , तिउबारखुलसिसनङै मायखबेकतेरियानि मोननाया टि . बिनि बेरेखायै माखासे रैखाथि होयो ।
In tropical areas where the incidence of atypical mycobacteria is high exposure to nontuberculous mycobacteria gives some protection against TB .