Influenza immunization policies: Which could be the main reasons for differences among countries?

Human Vaccines & Immunotherapeutics (formerly Human Vaccines)
Volume 14, Issue 3 2018
http://www.tandfonline.com/toc/khvi20/current
Special Issue on Influenza Vaccines, commemorating the 100th anniversary of Pandemic Flu

Review
Influenza immunization policies: Which could be the main reasons for differences among countries?
Nicola Principi, Barbara Camilloni, Susanna Esposito & for the ESCMID Vaccine Study Group (EVASG)
Pages: 684-692
Published online: 21 Dec 2017