Table 4

Descriptive statistics for citation counts


Oncology
 CM physics


Google Scholar
 Scopus
 Web of Science
 Google Scholar
 Scopus
 Web of Science


1993
 Mean
 20.8
 35.4
 45.3
 10.3
 N/A
 22.5

St. Dev.
 37.9
 60.7
 77.4
 20.7
 N/A
 32.5








2003
 Mean
 6.2
 8.9
 8.3
 2.2
 2.2
 3.9

St. Dev.
 8.0
 12.0
 10.9
 3.7
 2.7
 4.9

Bakkalbasi et al. Biomedical Digital Libraries 2006 3:7   doi:10.1186/1742-5581-3-7
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