Email Record: Treasury Department, United States Public Health Service. Hygienic Laboratory -- Bulletin No. 116. January, 1920. I. The influence of vitamines on the course of pellagra II. The chemical composition of the blood of pellagrins III. The amino acid fractions and hippuric acid in the urine of pellagrins IV. The occurrence of pellagra in nursing infants, with observations on the chemical composition of the human milk from pellagrous mothers.