SEARCH Articles Figures Tables Energy protein Malnutrition Protein energy malnutrition continued) Protein energy malnutrition effect Protein energy malnutrition host defense mechanisms Protein energy malnutrition infection Protein malnutrition Protein-energy malnutrition muscle proteins Protein-energy malnutrition secondary Protein-energy malnutrition structure Starvation protein-energy malnutrition Vitamin protein-energy malnutrition