Authors: D M Gibb; J Masters; D Shingadia; S Trickett; N Klein; C Duggan; V Novelli; D Mercey Journal: Arch Dis Child Date: 1997-12 Impact factor: 3.791
Authors: José Ricardo de Carvalho Mesquita Ayres; Vera Paiva; Ivan França; Neide Gravato; Regina Lacerda; Marinella Della Negra; Heloisa Helena de Sousa Marques; Eliana Galano; Pilar Lecussan; Aluísio Cotrim Segurado; Mariliza Henrique Silva Journal: Am J Public Health Date: 2006-01-31 Impact factor: 9.308