Found 3 results
2007
Vaccine
(2007)
Pages:
A12-A17
Volume:
25
DOI 10.1016/j.vaccine.2007.04.034
Journal of Infection
(2007)
Issue:
5
Pages:
425-430
Volume:
55
DOI 10.1016/j.jinf.2007.07.015
2006
Epidemiology and Infection
(2006)
Issue:
5
Pages:
1047-1051
Volume:
134
Doi 10.1017/S0950268806005929