Six simultaneous tuberculin skin tests on the same person (slightly... | Download Scientific Diagram
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Tuberculin skin test conversion and primary progressive tuberculosis disease in the first 5 years of life: a birth cohort study from Cape Town, South Africa - The Lancet Child & Adolescent Health
Pathologists Lancet Kenya - A purified protein derivative (PPD) skin test is a test that determines if one has an exposure to OR if one is exposed to tuberculosis (TB). TB is