Aaby Peter, Benn Christine Stabell
Research Center for Vitamins and Vaccines, Bandim Health Project, Statens Serum Institut, 2300 Copenhagen S, Denmark.
Proc Natl Acad Sci U S A. 2012 Oct 23;109(43):17317-8. doi: 10.1073/pnas.1215761109. Epub 2012 Oct 15.