Field investigation of influenza vaccine effectiveness on morbidity

• 1 May 1998
• journal article
• Published by Elsevier in Vaccine
• Vol. 16  (9-10) , 893-898
• https://doi.org/10.1016/s0264-410x(97)00307-1

Abstract

Keywords

• INFLUENZA
• INFLUENZA VACCINE
• MORBIDITY