Southern Hemisphere Influenza Vaccine in American Samoa?

Evaluation of Southern Hemisphere influenza vaccine recommendations.

In 1999, the World Health Organization switched from annual to semi-annual recommendations for influenza vaccine composition. We compared the antigenic match between recommendations and circulating viruses before and after 1999, in the Northern and Southern Hemispheres. Vaccine match proportion for A/H3N2 viruses increased from 31% to 59% in the Southern Hemisphere (P<0.05), and is now comparab...

Southern Hemisphere Influenza and Vaccine Effectiveness Research and Surveillance

The 2009 influenza A(H1N1)pdm09 pandemic highlighted the need for improved scientific knowledge to support better pandemic preparedness and seasonal influenza control. The Southern Hemisphere Influenza and Vaccine Effectiveness Research and Surveillance (SHIVERS) project, a 5-year (2012-2016) multiagency and multidisciplinary collaboration, aimed to measure disease burden, epidemiology, aetiolo...

Leptospirosis, American Samoa

To the Editor: Leptospirosis is common in the Pacifi c Islands (66.4 cases/100,000 population/ year compared with 5 cases/100,000 population/year globally) (1) and is often misdiagnosed as dengue because of overlapping clinical features, poor awareness, and inadequate diagnostic facilities (2,3). Clinical manifestations range from asymptomatic to severe disease with pulmonary hemorrhage and ren...

Recommended composition of influenza virus vaccines for use in the 2013 southern hemisphere influenza season.

Recommended composition of influenza virus vaccines for use in the 2016 southern hemisphere influenza season.