Figure 1.

Repartition of cases and controls according to the proportion of vaccinated healthcare workers in short-stay units of Edouard Herriot Hospital, Lyon (France), in influenza seasons 2004-05, 2005-06 and 2006-07.

BĂ©net et al. BMC Infectious Diseases 2012 12:30   doi:10.1186/1471-2334-12-30
Download authors' original image