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Clinicians should consider that the bacille Calmette-Guerin vaccination effect could influence tuberculin testing responsivity for an essentially indefinite period.
Original Article: BCG Vaccinations and the False-positive EffectNEXT ARTICLE
A vaccine is a biological preparation that improves immunity to a particular disease. A vaccine typically contains an agent that resembles a disease-causing microorganism, and is often made from weakened or killed forms of the microbe, its toxins or one ...