title: Available evidence insufficient to assess safety and effectiveness of flu vaccines for older people.
authors.affiliation: Florence Nightingale School of Nursing and Midwifery, King's College London, James Clerk Maxwell Building, 57 Waterloo Road, London SE1 8WA, UK. edward.purssell@kcl.ac.uk
authors.forename: Edward
authors.initials: E
authors.lastname: Purssell