| dual intradermal testing of barbadian children with tuberculin and battey bacillus antigen. | this article reports on a study comparing 2 different tuberculin tests for effective diagnosis of tuberculosis. 908 barbadian children, ages 4-8 years were tested simultaneously by intradermal injection of 0.05 g standard tuberculin (ppd--s) and an extract of mycobacterium intracellulare (battey bacillus)(ppd--b). of the total number of children tested, 21.8% reacted to both antigens. the reaction to ppd--s was significant in 2.6% and to ppd--b in 13.4%. in 5.9% of the children who reacted t ... | 1982 | 7157791 |