JRSM > Volume 100, Number 3 > Pp. 142-150

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Life and times of the impact factor: retrospective analysis of trends for seven medical journals (1994-2005) and their Editors' views

Mabel Chew¹ Elmer V Villanueva²   Martin B Van Der Weyden³

¹ Clinical Lecturer, Discipline of General Practice, University of Sydney, and Associate Editor, British Medical Journal
² Epidemiologist, National Breast Cancer Centre, Australia and Associate Professor, Monash University Department of Rural and Indigenous Health, Moe, Victoria, Australia
³ Editor, Medical Journal of Australia

View larger version (15K): [in this window] [in a new window]   Figure 1. Trends in impact factors for seven general medical journals, 1994-2005

 

View larger version (29K): [in this window] [in a new window]   Figure 2. Percentage change in impact factor, citation count and citable article count, relative to 1994, for seven general medical journals from 1994 to 2005.

 

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