GCG and Abnormal intestine morphology: Small bowel biopsies of malnourished hospitalized Zambian children with enteropathy and persistent diarrhea showed no correlations between duodenal villous height, villous perimeter, or plasma Glucagon-like Peptide 2 and weight for age z (WAz), weight for length z (WHz), length for age z (LAz), or mid-upper arm circumference (MUAC) [64].