Mortality(2) incidence(2) dairy(1) morbidity(1) co-morbidities(1) Human immunodeficiency virus(1) cortisol(1) COVID-19(1) Cytokines(1) leukocytes(1) Zinc(1) case fatality(1) PEM(1) Critical illness(1) HPA-axis(1) Dietary Inflammatory Index(1) Infectious disease(1) Severe acute malnutrition(1) vitamin A(1) under-five children(1) Nutritional Supplement(1) nutritional support(1) severity(1) Infection(1) systematic review(1) disease course(1) malaria(1) Admission(1) Antiretroviral therapy(1) Acute and chronic stress(1)