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 of tons in a single day. The Federal Trade Commission doesn't think that's significant." Hunt used this real-life message as an inoculation treatment in his research (Lessne and Didow, 1987). He used the corrective campaign by the FTC as the attack on the positive attitude toward Chevron. The results indicated that a supportive treatment offered less resistance than a refutational treatment. The other discovery was that when an inoculative treatment is received, but no attack is followed there is a drop in attitude. One of the major limitations in this study was that Hunt did not allow a time elapse