Svanberg, U Breast milk composition in Ethiopian and Swedish mothers. III. Amino acids and other nitrogenous substances. [electronic resource] - The American journal of clinical nutrition Apr 1977 - 499-507 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0002-9165 Standard No.: 10.1093/ajcn/30.4.499 doi Subjects--Topical Terms: AdolescentAdultAmino Acids--bloodAmino Acids, Essential--metabolismEthiopiaFemaleHumansIncomeInfantInfant, Low Birth WeightInfant, NewbornMilk Proteins--metabolismMilk, Human--metabolismNitrogen--metabolismParityPeptides--metabolismPregnancySweden