Where do you live? <a href="http://barlens.com.au/elenco-iscritti-ordine-dottori-commercialisti-bologna-72f7.pdf">precio de cialis en farmacias benavides</a>  Scientists believe a higher dose of antigen in the vaccine will give older people a better immune response, and therefore, better protection against flu. A regular shot costs $32 at the health department; the high-dose option is $50.