Marguerite R. Irvin, Nathan E. Wineinger, Treva K. Rice, Nicholas M. Pajewski, Edmond K. Kabagambe, Charles C. Gu, Jim Pankow, Kari E. North, Jemma B. Wilk, Barry I. Freedman, Nora Franceschini, Uli Broeckel, Hemant K. Tiwari, Donna K. Arnett
PLoS One. 2011; 6(8): e24052. Published online 2011 Aug 25. doi: 10.1371/journal.pone.0024052