BCG vaccine of 2004 the vaccine is given to about 100 million children per year globally. The main use of BCG is for vaccination against tuberculosis. BCG vaccine can be administered after birth intradermally. BCG vaccination can cause a false positive Mantoux test, although a very high-grade reading is usually due to active disease. The most controversial aspect of BCG is the variable efficacy found in different clinical trials, which appears to depend on geography. Trials conducted in the UK have consistently shown a protective effect of 60 to 80%, but those conducted elsewhere have shown no protective effect, and efficacy appears
Inoculation theory Inoculation in this area improves peoples resistance to such attacks, examples and directions for future work are provided. Recent studies have approached inoculation by incorporating psychological reactance theory (Brehm, 1966, 1972; Brehm & Brehm, 1981) as a means to enhance resistance outcomes through inoculation theory's two key components: threat and refutational preemption. Miller, et al. (2013) focused their study on emerging adults and their reactance to persuasive appeals. Research has demonstrated that this population is in a transitional stage in life (Voyer et al., 2005) and are more likely to defend their behavioral freedoms if they feel others are attempting