1995b-111 child childhood childnutritionalphysiologicalphenomena childnutritiondisorders children deficiency dietindisease diettherapy diettherapyforchildren enteralnutrition infant infantnutritionalphysiologicalphenomena infantnutritiondisorders ininfancy nutrition nutritionalphysiologicalphenomena nutritionalrequirements parenteralfeeding parenteralfeedingofchildren ra784 therapy traceelements wb410t716841986 ws115c5371995