Tuberculosis has emerged as an epidemic , extended by the large number of individuals infected with human immunodeficiency virus type 1 ( HIV-1 ) .
tuberculosis has emerged as an epidemic , extended by the large number of individuals infected with human immunodeficiency virus type 1 ( hiv-1 ) .
B-mono_cell O O O O O O O O O O O O O O O B-virus I-virus I-virus I-virus I-virus O B-virus O O