Authors: Allan H Smith; Guillermo Marshall; Yan Yuan; Jane Liaw; Catterina Ferreccio; Craig Steinmaus Journal: Am J Epidemiol Date: 2010-12-29 Impact factor: 4.897
Authors: Jacqueline M Achkar; Stephen D Lawn; Mahomed-Yunus S Moosa; Colleen A Wright; Victoria O Kasprowicz Journal: J Infect Dis Date: 2011-11-15 Impact factor: 5.226