Another important tactic to continue making positive progress in the field of Chagas disease is research.  The WHO has created a list of items that it believes should become research priorities.  This list includes studies on the clinical pathology of the disease, the creation of more sensitive diagnostic tests, the development of new tools that can be used to detect the vectors when the triatomine bug density is low, the creation of better insecticides, advancements in drug therapies, and the study of the biological basis of the infection (90-1).