Diameter and Amino Acid Changes in Hair of Negro Children with Protein-Calorie Malnutrition. November 1966 in “ Experimental Biology and Medicine ” D. R. Hartman, W. Fougere, K. W. King We don't know much about this study yet. We're maintaining the world's largest resposity of hair loss research. You can help out the community by sending a PDF of this study here . Not sure how to get a study's PDF? You can email the authors of the study. View this study on doi.org →