To study the use of nonradioactive isotope labeled substracts ~15N-Gly and ~13C-Palmitic Acid as tracers in measuring the adaptive absorptive function in a child having undergone total small bowel resection.

• 研究应用稳定同位素~（15）N－甘氨酸和~（13）C－棕榈酸示踪测定全小肠切除术后患儿的肠吸收功能。