Authors: Xavier Castellsagué; F Xavier Bosch; Nubia Muñoz; Chris J L M Meijer; Keerti V Shah; Silvia de Sanjose; José Eluf-Neto; Corazon A Ngelangel; Saibua Chichareon; Jennifer S Smith; Rolando Herrero; Victor Moreno; Silvia Franceschi Journal: N Engl J Med Date: 2002-04-11 Impact factor: 91.245
Authors: Brian J Morris; Jake H Waskett; Joya Banerjee; Richard G Wamai; Aaron A R Tobian; Ronald H Gray; Stefan A Bailis; Robert C Bailey; Jeffrey D Klausner; Robin J Willcourt; Daniel T Halperin; Thomas E Wiswell; Adrian Mindel Journal: BMC Pediatr Date: 2012-02-28 Impact factor: 2.125