Authors: Elizabeth T Luman; Lawrence E Barker; Mary Mason McCauley; Carolyn Drews-Botsch Journal: Am J Public Health Date: 2005-08 Impact factor: 9.308
Authors: A Domínguez; P Plans; J Costa; J Espuñes; N Cardeñosa; L Salleras; A Plasència Journal: Med Microbiol Immunol Date: 2007-01-23 Impact factor: 3.402
Authors: Santosh C Sutradhar; William W B Wang; Katia Schlienger; Jon E Stek; Jin Xu; Ivan S F Chan; Jeffrey L Silber Journal: Clin Vaccine Immunol Date: 2009-03-04