RT Book, Section A1 Rozenfeld, Ranna A. SR Print(0) ID 1152488929 T1 Critical Care Nutrition T2 The PICU Handbook YR 2018 FD 2018 PB McGraw-Hill Education PP New York, NY SN 9781259834370 LK accesspediatrics.mhmedical.com/content.aspx?aid=1152488929 RD 2024/04/19 AB Nutrition support intervention varies depending on which phase of illness a patient may be in. Three phases of critical illness are highlighted.1–3