Yazar: J. A. Roth

Lung cancer remains the leading cause of cancer-related death in men, and in women, it has surpassed even breast cancer. According to the American Cancer Society, in 2001, there will be about 169, 50 …

Transboundary animal diseases (TADs) are a major threat to livestock. They are highly contagious or transmissible, and they have the potential to cause high morbidity and mortality in both susceptibl …