. . . . "diseases (malaria, pneumonia, and diarrhea). ??? Interventions to prevent or treat malnutrition or specific micronutrient deficiencies including evaluations of the effects of micronutrients, especially zinc, vitamin A, iron, and selenium on the incidence of common infectious diseases (e.g., malaria, diarrheal disease, and acute respiratory infections) in pre-school children. ??? Micronutrient inte" .