TY - JOUR T1 - Influenza outbreak in a well-vaccinated nursing home population in Belgium36822 JF - Acta Clin.Belg. Y1 - 2009 A1 - Burette,P. A1 - Bouuaert,C. A1 - Melin,P. A1 - Yane,F. A1 - Bernard Brochier A1 - Giet,D. KW - 0 KW - a KW - Absolute KW - administration & dosage KW - Aged KW - Aged,80 and over KW - an KW - article KW - Belgium KW - community KW - Comparative Study KW - de KW - Disease Outbreaks KW - ELDERLY KW - elderly people KW - epidemiology KW - factors KW - Female KW - Humans KW - im KW - INFECTION KW - infections KW - INFLUENZA KW - Influenza Vaccines KW - Influenza,Human KW - IS KW - journal KW - Male KW - measure KW - methods KW - middle aged KW - nursing KW - nursing homes KW - occurrence KW - outbreak KW - People KW - POPULATION KW - present KW - prevention & control KW - Print KW - protection KW - report KW - Retrospective Studies KW - Rural Population KW - SB - IM KW - statistics & numerical data KW - strain KW - study KW - Type KW - Vaccination KW - vaccine KW - vaccines KW - VIRUS AB - Elderly people in nursing home communities are vulnerable to contagious infections, including the influenza virus. Systematic anti-influenza vaccination is an important preventive measure; however, vaccination does not provide absolute protection. We report an outbreak of influenza A infection in a well-vaccinated nursing home population. Several factors can facilitate the occurrence of this type of outbreak. This report mainly addresses the discrepancy between the circulating viral strain and strains present in the recommended vaccine VL - 64 CP - 4 U1 - 38098 ER -