Trends in influenza vaccination coverage in Portugal from 1998 to 2010: effect of major pandemic threats
Pinto, Cátia, Nunes, Baltazar, Branco, Maria, Falcão, JoséVolume:
13
Language:
english
Journal:
BMC Public Health
DOI:
10.1186/1471-2458-13-1130
Date:
December, 2013
File:
PDF, 229 KB
english, 2013