http://www.ncbi.nlm.nih.gov/pubmed/24782219

Squires RH, Ng V, Romero R, Ekong U, Hardikar W, Emre S, Mazariegos GV. Evaluation of the pediatric patient for liver transplantation: 2014 practice guideline by the American association for the study of liver diseases, American society of transplantation and the north american society for pediatric gastroenterology, hepatology and nutrition. Hepatology. 2014 Jul; 60(1): 362-98.