Nabeela Fazal Babar, et al. “COMPARATIVE STUDY OF NUTRITIONAL INTAKE AND OPTIMUM NUTRITIONAL REQUIREMENTS IN PEDIATRIC INTENSIVE CARE OF A TERTIARY CARE HOSPITAL IN RAWALPINDI”. Pakistan Armed Forces Medical Journal, vol. 67, no. SUPPL-2, Apr. 2017, pp. S163-67, https://pafmj.org/PAFMJ/article/view/11898.