Authors: E Massad; M Rozman; R S Azevedo; A S Silveira; K Takey; Y I Yamamoto; L Strazza; M M Ferreira; M N Burattini; M N Burattini Journal: Eur J Epidemiol Date: 1999-05 Impact factor: 8.082
Authors: E Vaccher; U Tirelli; D Serraino; R Tamburlini; S Saracchini; L Modolo; R Sorio; A Carbone Journal: Infection Date: 1988 Jul-Aug Impact factor: 3.553