Authors: John C Holveck; John P Ehrenberg; Steven K Ault; Rocio Rojas; Javier Vasquez; Maria Teresa Cerqueira; Josefa Ippolito-Shepherd; Miguel A Genovese; Mirta Roses Periago Journal: BMC Public Health Date: 2007-01-17 Impact factor: 3.295
Authors: John A Painter; Kåre Mølbak; Jacob Sonne-Hansen; Tim Barrett; Joy G Wells; Robert V Tauxe Journal: Emerg Infect Dis Date: 2004-06 Impact factor: 6.883