Aim The evidence needed for tropical countries to take informed decisions on influenza
vaccination is scarce. This article reviews policy, availability, use and effectiveness of …

Pneumonia accounted for 15% of the 6.3 million deaths among children younger than five
years in 2013, a total of approximately 935,000 deaths worldwide. Routine vaccination …

Background The application of test-negative design case-control studies to assess the
effectiveness of influenza vaccine has increased substantially in the past few years. The …

Background Several aggregate data meta-analyses have provided estimates of the
effectiveness of influenza vaccination in community-dwelling elderly people. However, these …

The risk of infection associated with autoimmune diseases is further increased by the use of
biotherapies. Recommendations to minimize this risk include administering the full …

Background Studies describing the epidemiology of influenza B lineages in South Africa are
lacking. Methods We conducted a prospective study to describe the circulation of influenza …

Objectives Influenza vaccine effectiveness (VE) and coverage data for sub‐Saharan Africa
are scarce. Using a test‐negative case–control design, we estimated influenza VE annually …

Background Over the last decade an increasing number of Low and Middle Income
Countries in the tropics have actively considered initiating or expanding their national policy …

The burden of influenza in Africa is substantial and underappreciated. Although surveillance
has increased, the medical community's understanding of seasonal influenza vaccine …

Human Parainfluenza viruses (HPIV) type 1 and 3 are important causes of respiratory tract
infections in young children globally. HPIV infections do not confer complete protective …