- Masafumi Seki: Department of Infectious Diseases, Faculty of Medicine, Tohoku Medical and Pharmaceutical University, Sendai City, Japan. ORCID
Vaccination is an important strategy to prevent influenza and its related pneumococcal pneumonia. Combined influenza and pneumococcal vaccination should be recommended because of the synergic effects of the two vaccines, compared with either influenza vaccine or pneumococcal vaccine alone.