BCG vaccine BCG was adopted by the Health Committee of the League of Nations (predecessor to the WHO). Because of opposition, however, it only became widely used after World War II. From 1945 to 1948, relief organizations (International Tuberculosis Campaign or Joint Enterprises) vaccinated over 8 million babies in eastern Europe and prevented the predicted typical increase of TB after a major war. BCG is very efficacious against tuberculous meningitis in the pediatric age group, but its efficacy against pulmonary tuberculosis appears to be variable. As of 2006, only a few countries do not use BCG for routine vaccination. Two countries that
Inoculation theory are many inoculation studies with the intent to inoculate children and teenagers to prevent them from smoking, doing drugs or drinking alcohol. Much of the research shows that targeting at a young age can help them resist peer pressure in high school or college. Godbold and Pfau (2000) used sixth graders from two different schools and applied inoculation theory as a defense against peer pressure to drinking alcohol. They hypothesized that a normative message, a message tailored around what the social norms are, would be more effective than an informative message. An informative message is a message tailored around giving