<prompt> A child is suffering from severe PEM. Calories to be given per kg of body weight to regain weight200 Kcal150 Kcal400 Kcal100 Kcal  <response>: Energy requirements for -Severe protein-energy malnutrition 175 - 200 Kcalkgday.Moderate protein-energy malnutrition 150 Kcalkgday. 