Report of the WHO Expert Group Meeting on Seasonal Influenza Vaccine Composition for Tropics and Subtropics
Geneva, Switzerland, 23-24 April 2015
The first WHO meeting on seasonal influenza vaccine composition for tropical and subtropical countries was held in Geneva on 23–24 April 2015. The objectives of the meeting were (i) to review evidence of influenza seasonality and evolution of influenza viruses in the tropics and subtropics, (ii) to initiate the development of practical guidance on timing of vaccination and choice of vaccine composition for countries that plan to introduce or revise influenza immunization practice. This report summarises the discussions and conclusions.