Authors: P Saikku; M Leinonen; K Mattila; M R Ekman; M S Nieminen; P H Mäkelä; J K Huttunen; V Valtonen Journal: Lancet Date: 1988-10-29 Impact factor: 79.321
Authors: S M Weiss; P M Roblin; C A Gaydos; P Cummings; D L Patton; N Schulhoff; J Shani; R Frankel; K Penney; T C Quinn; M R Hammerschlag; J Schachter Journal: J Infect Dis Date: 1996-04 Impact factor: 5.226