Figure 1.

General parameters A General search: Evolution of the number of published items over the time period B General search: Evolution of the total number of citations for the time period C General search: Evolution of the average citation per item D Public health search: Evolution of the number of published items over the time period E Public health search: Evolution of the total number of citations for the time period F Public health search: Evolution of the average citation per item.

Groneberg-Kloft et al. BMC Public Health 2013 13:541   doi:10.1186/1471-2458-13-541
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