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The seven-valent pneumococcal conjugate vaccine (PCV7) has been available in Portugal since June 2001, but is not included in the National Vaccination Plan. Its impact on colonization is unknown. A(More)
The authors aimed to get insights into the population structure of non-(sero)typable pneumococci (NTPn), a specific group of natural atypical pneumococci whose identification is often difficult, and(More)
The introduction of the seven-valent pneumococcal conjugate vaccine (PCV7) in Portugal led to extensive serotype replacement among carriers of pneumococci, with a marked decrease of PCV7 types.(More)
We aimed to characterize Haemophilus influenzae invasive isolates recovered in Portugal over a 9-year period (2002–2010) following the inclusion of H. influenzae serotype b (Hib) conjugate(More)