Rotavirus, the most common diarrheal pathogen in children worldwide, causes approximately one third of diarrhea-associated hospitalizations and 800,000 deaths per year. Because natural infection reduces the incidence and severity of subsequent episodes, rotavirus diarrhea might be controlled through vaccination. Serotypespecific immunity may play a role in protection from disease. Tetravalent r...

Animal viral diseases in Latin American countries are studied in the light of the growing economic dependence between industrialized countries and countries producing raw materials, including animal pro­ tein. Viral diseases contribute to create the status of underdevelopment but may also be consequences of this status. The history of the livestock industry in Latin America, where viral disease...

Cancer is among the major public health problems worldwide, representing leading cause of morbidity and mortality in industrialized countries [...]