Fine P, Victora CG, Rothman KJ, Moore PS, Chang Y, Curtis V, Heymann DL, Slutkin G, May RM, Patel V, Roberts I, Wortley R, Torgerson C, Deaton A. John Snow's legacy: epidemiology without borders. Lancet. 2013 Apr 1;381(9874):1302-11.
Herman WH, Hoerger TJ, Hicks K, Brandle M, Sorensen SW, Zhang P, Engelgau MM, Hamman RF, Marrero DG, Ackermann DT, Ratner RE. Managing people at high risk for diabetes. Ann Intern Med. 2006 Jan 3;144(1):66-7.