Authors: Lijing L Yan; Kiang Liu; Martha L Daviglus; Laura A Colangelo; Catarina I Kiefe; Stephen Sidney; Karen A Matthews; Philip Greenland Journal: JAMA Date: 2006-04-19 Impact factor: 56.272
Authors: Thomas B Newman; Petra Liljestrand; Rita J Jeremy; Donna M Ferriero; Yvonne W Wu; Esther S Hudes; Gabriel J Escobar Journal: N Engl J Med Date: 2006-05-04 Impact factor: 91.245